| Letrozole studied in …STUDIED_INderived200 of 429show all (up to 200) |
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| → studied in | NCT04906395Phase 3 · active not recruiting Ovarian Suppression Evaluating Subcutaneous Leuprolide Acetate in Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05827081Phase 3 · recruiting Phase IIIb Study of Ribociclib + ET in Early Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05867251Phase 1/Phase 2 · recruiting Study of AVZO-021 in Patients With Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Solid Neoplasm,Malignant Fallopian Tube Neoplasm,Ovarian Carcinoma+1 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06075953Phase 2 · recruiting DCIS: RECAST Trial Ductal Carcinoma In Situ: Re-Evaluating Conditions for Active Surveillance Suitability as Treatment · 429 trials list this drug (116 active) | — | — | Intraductal Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06120283Phase 1 · recruiting BGB-43395 Alone or as Part of Combination Therapies in Participants With Breast Cancer and Other Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Solid Neoplasm,Malignant Breast Neoplasm,Hormone Receptor-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07391774Phase 3 · recruiting Testing Whether Hormone Therapy With Ribociclib is as Effective as Chemotherapy Followed by Hormone Therapy With Ribociclib for the Treatment of High Anatomic Stage Breast Cancer With Low Recurrence Risk, The RxFINE-Low Trial · 429 trials list this drug (116 active) | — | — | HER2-Negative Breast Carcinoma,Estrogen Receptor-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07492641Phase 3 · recruiting BGB-43395 Plus Letrozole Versus CDK4/6i Plus Letrozole for Patients With Advanced or Metastatic HR+/HER2- Breast Cancer Who Have Not Received Prior Treatment for Advanced or Metastatic Disease · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02188745Phase 2 · completed ER Reactivation Therapy for Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06979596Phase 2 · recruiting A Study of MK-5684 in People With Certain Solid Tumors (MK-5684-015/OMAHA-015) · 429 trials list this drug (116 active) | — | — | Malignant Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07054190Phase 2 · recruiting A Study to Test Inavolisib Treatments in Participants With Early-Stage, PIK3CA-Mutated Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06179303Phase 2 · recruiting Functional Imaging in Prediction of Response to Abemaciclib for Advanced Hormone Receptor-Positive, HER2-Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | HER2-Negative Breast Carcinoma,Hormone Receptor-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04964934Phase 3 · active not recruiting Phase III Study to Assess AZD9833+ CDK4/6 Inhibitor in HR+/HER2-MBC With Detectable ESR1m Before Progression (SERENA-6) · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07085767Phase 3 · recruiting Palazestrant in Combination With Ribociclib for the First-line Treatment of ER+/HER2- Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,HER2-Negative Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07174336Phase 3 · recruiting A Study of Tersolisib (LY4064809/STX-478) With Other Anti-Cancer Treatments in Participants With Advanced Breast Cancer With a Genetic Change (PIK3CA) · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01872260Phase 1/Phase 2 · active not recruiting Study of LEE011, BYL719 and Letrozole in Advanced ER+ Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05161195Phase 4 · active not recruiting Roll-over Study to Allow Continued Access to Ribociclib · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07679269Phase 2 · not yet recruiting Roll-Over Study of Alpelisib (BYL719) for Continued Access and Long-Term Safety. · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06366347Phase 2 · recruiting ALPINE: Maintenance Letrozole/Abemaciclib · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06418347Phase 3 · completed Effect of ALA Combined With Letrozole on Polycystic Ovary Syndrome Clinical Outcome in Infertile Females · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05512364Phase 3 · recruiting Elacestrant for Treating ER+/HER2- Breast Cancer Patients With ctDNA Relapse (TREAT ctDNA) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06492616Phase 3 · recruiting A Study of Elacestrant Versus Standard Endocrine Therapy in Women and Men With ER+,HER2-, Early Breast Cancer With High Risk of Recurrence · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03424005Phase 1/Phase 2 · recruiting A Study Evaluating the Efficacy and Safety of Multiple Treatment Combinations in Patients With Metastatic or Locally Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04931342Phase 2 · active not recruiting A Study Evaluating the Efficacy and Safety of Biomarker-Driven Therapies in Patients With Persistent or Recurrent Rare Epithelial Ovarian Tumors · 429 trials list this drug (116 active) | — | — | Malignant Ovarian Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05316935Phase 2/Phase 3 · recruiting GnRHa + Letrozole in Non-obese Progestin-insensitive Endometrial Cancer and Atypical Hyperplasia Patients · 429 trials list this drug (116 active) | — | — | Endometrial Atypical Hyperplasia/Endometrioid Intraepithelial Neoplasia,Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06379113Phase 2/Phase 3 · recruiting GnRHa + Letrozole in Obese Progestin-insensitive Endometrial Cancer Patients · 429 trials list this drug (116 active) | — | — | Endometrial Atypical Hyperplasia/Endometrioid Intraepithelial Neoplasia,Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05226871Phase 2 · active not recruiting Study for Participants Continuing From Pfizer-sponsored Palbociclib (a Study Medicine) Studies · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Malignant Head and Neck Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00310180Phase 3 · active not recruiting Hormone Therapy With or Without Combination Chemotherapy in Treating Women Who Have Undergone Surgery for Node-Negative Breast Cancer (The TAILORx Trial) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Breast Adenocarcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03006172Phase 1 · active not recruiting To Evaluate the Safety, Tolerability, and Pharmacokinetics of Inavolisib Single Agent in Participants With Solid Tumors and in Combination With Endocrine and Targeted Therapies in Participants With Breast Cancer · 429 trials list this drug (116 active) | — | — | Solid Neoplasm,Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07604571Phase 1 · recruiting Study of IEV407 as Single Agent or in Combination in Patients With Advanced HR+/HER2- Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06790693Phase 3 · recruiting A Study Evaluating the Efficacy and Safety of Inavolisib Plus CDK4/6 Inhibitor and Letrozole vs Placebo + CDK4/6i and Letrozole in Participants With Endocrine-Sensitive PIK3CA-Mutated, Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02005887Phase 2 · completed TRial on the Endocrine Activity of Neoadjuvant Degarelix · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06380751Phase 3 · recruiting Saruparib (AZD5305) Plus Camizestrant or Plus Endocrine Therapy, Compared With CDK4/6 Inhibitor Plus Endocrine Therapy or Plus Camizestrant in HR-Positive, HER2-Negative (IHC 0, 1+, 2+/ ISH Non-amplified), BRCA1, BRCA2, or PALB2m Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06671912Phase 3 · suspended Testing Low Dose Tamoxifen for Invasive Breast Cancer, LoTam Trial · 429 trials list this drug (116 active) | — | — | Breast Lobular Carcinoma In Situ,Breast Ductal Carcinoma In Situ,HER2-Negative Breast Carcinoma+1 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00553410Phase 3 · completed Letrozole in Preventing Cancer in Postmenopausal Women Who Have Received 4-6 Years of Hormone Therapy for Hormone Receptor-Positive, Lymph Node-Positive, Early-Stage Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05645536Phase 3 · enrolling by invitation Safety Extension Study for Subjects With HR+, HER2- Breast Cancer for Subjects Who Have Completed the OVELIA Study · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05150652Phase 2 · completed Neoadjuvant Endocrine Therapy in ER-positive, HER2-negative Early Stage Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07795424Phase 2 · not yet recruiting Culmerciclib Combined With Letrozole and Dual HER2 Blockade as Neoadjuvant Therapy for HR+/HER2+ Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00601900Phase 3 · completed Tamoxifen Citrate or Letrozole With or Without Bevacizumab in Treating Women With Stage IIIB or Stage IV Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,Breast Carcinoma+1 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01272037Phase 3 · active not recruiting Tamoxifen Citrate, Letrozole, Anastrozole, or Exemestane With or Without Chemotherapy in Treating Patients With Invasive RxPONDER Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Carcinoma,Breast Ductal Carcinoma In Situ,Invasive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07029399Phase 1 · recruiting A Study With NKT5097 for Adults With Advanced/Metastatic Solid Tumors · 429 trials list this drug (116 active) | — | — | Triple-Negative Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03644186Phase 2 · completed To Reduce the Use of Chemotherapy in Postmenopausal Patients With ER-positive and HER2-positive Breast Cancer (TOUCH) · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05035836Phase 2 · recruiting A Phase 2 Single-Arm Open-Label Pilot Trial Evaluating Zanidatamab (ZW25) in Patients With Early Stage HER2/Neu Positive (HER2+) Breast Cancer (BC) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01791478Phase 1 · completed BYL719 and Letrozole in Post-Menopausal Patients With Hormone Receptor-Positive Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Invasive Breast Carcinoma of No Special Type | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05774951Phase 3 · recruiting A Study of Camizestrant in ER+/HER2- Early Breast Cancer After at Least 2 Years of Standard Adjuvant Endocrine Therapy · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03122197early Phase 1 · recruiting Study of Letrozole in Recurrent Gliomas · 429 trials list this drug (116 active) | — | — | Brain Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06047184Phase 1 · completed Phase I Study of BEBT-209 in Women With Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04546009Phase 3 · active not recruiting A Study Evaluating the Efficacy and Safety of Giredestrant Combined With Palbociclib Compared With Letrozole Combined With Palbociclib in Participants With Estrogen Receptor-Positive, HER2-Negative Locally Advanced or Metastatic Breast Cancer (persevERA Breast Cancer) · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06072781Phase 3 · recruiting A Study of Avutometinib (VS-6766) + Defactinib (VS-6063) in Recurrent Low-Grade Serous Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Low-Grade Serous Ovarian Cancer | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06016738Phase 3 · active not recruiting OP-1250 (Palazestrant) vs. Standard of Care for the Treatment of ER+/HER2- Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,HER2-Negative Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05952557Phase 3 · active not recruiting An Adjuvant Endocrine-based Therapy Study of Camizestrant (AZD9833) in ER+/HER2- Early Breast Cancer (CAMBRIA-2) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06930859recruiting Non-interventional Study to Assess the Effectiveness and Safety of Ribociclib in the Adjuvant Therapy of Hormone Receptor Positive (HR+) HER2-negative Stage II and III Breast Cancer in Real Clinical Practice in Russia · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06998407Phase 1/Phase 2 · recruiting ORION-1: Study of AVZO-023 as a Single Agent and in Combination With AVZO-021, and/or Endocrine Therapy in Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02101788Phase 2/Phase 3 · completed Trametinib in Treating Patients With Recurrent or Progressive Low-Grade Ovarian Cancer or Peritoneal Cavity Cancer · 429 trials list this drug (116 active) | — | — | Borderline Ovarian Serous Tumor,Micropapillary Serous Carcinoma,Ovarian Serous Adenocarcinoma+2 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01797523Phase 2 · completed A Phase II, Single-Arm Study of RAD001 (Everolimus), Letrozole, and Metformin in Patients With Advanced or Recurrent Endometrial Carcinoma · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07288359Phase 1/Phase 2 · recruiting Study of GVV858 as a Single Agent or in Combination With Endocrine Therapy in Patients With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Castration-Resistant Prostate Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04158362Phase 3 · active not recruiting Endocrine Therapy With Abemaciclib or Chemotherapy as Initial Metastatic Treatment in ER+/HER2- Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06143631Phase 4 · recruiting Prescription of Letrozole for Uterine Myoma · 429 trials list this drug (116 active) | — | — | Leiomyoma,Uterine Corpus Leiomyoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07716046Phase 2 · not yet recruiting Fulvestaciclib Combined With Anti-HER2 and Endocrine Therapy for HR+/HER2+ Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06394804Phase 2 · recruiting A Study of Avutometinib, Defactinib, and Letrozole in People With Low-Grade Serous Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Low-Grade Serous Ovarian Cancer | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04469764Phase 2 · recruiting Abemaciclib for the Treatment of Recurrent Ovarian or Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Primary Peritoneal Carcinoma,Ovarian Carcinoma,Endometrial Carcinoma+1 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05464810early Phase 1 · recruiting Letrozole With and Without Simvastatin for the Treatment of Stage I-III Hormone Receptor Positive, HER2 Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | Invasive Breast Carcinoma,HER2-Negative Breast Carcinoma,Hormone Receptor-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05467891Phase 2 · recruiting Ribociclib And Endocrine Treatment of Physician's Choice for Locoregional Recurrent, Resected Hormone Receptor Positive HER2 Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06465368Phase 2 · completed A Study to Learn About the Study Medicine PF-07220060 Together With Letrozole Compared to Letrozole Alone in Women Post Menopause · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03439046Phase 3 · terminated Study of the Molecular Features of Postmenopausal Women With HR+ HER2-negative aBC on First-line Treatment With Ribociclib and Letrozole and, in Patients With a PIK3CA Mutation, on Second-line Treatment With Alpelisib Plus Fulvestrant · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07691333Phase 2 · not yet recruiting Kumorixilib Plus Capecitabine and Letrozole for Neoadjuvant Treatment of HR-Positive HER2-Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05768139Phase 1/Phase 2 · recruiting First-in-Human Study of Tersolisib (STX-478) as Monotherapy and in Combination With Other Antineoplastic Agents in Participants With Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Adult Solid Neoplasm,Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07676331Phase 2 · not yet recruiting Clinical Study of Local and Systemic Biological Impact of GLP1/GIP-Receptor Agonists in Patients With Breast Cancer: The CLARA Trial · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06001762Phase 2 · active not recruiting TRADE: Dose Escalation Tolerability of Abemaciclib in HR+ HER2- Early Stage Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,Early Stage Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03179904Phase 2 · completed TVB-2640 and Trastuzumab With Paclitaxel or Endocrine Therapy for Treatment of HER2 Positive Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Carcinoma,HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02764541Phase 2 · active not recruiting Palbociclib and Endocrine Therapy for LObular Breast Cancer Preoperative Study (PELOPS) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03675893Phase 2 · recruiting RESOLVE: Abemaciclib + Letrozole +/- Metformin or Gedatolisib in Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07570966Phase 1/Phase 2 · withdrawn Study of ERW316 as a Single Agent or in Combination With Endocrine Therapy in Patients With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Castration-Resistant Prostate Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04614194Phase 2 · recruiting Single Cell Immune and Non-immune Correlates of Response to Neoadjuvant Abemaciclib · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06974929Phase 1/Phase 2 · recruiting A Clinical Study of HRS-6209 Combined With Other Treatment Regimens in Patients With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06253195Phase 1 · completed BGB-43395 Alone or as Part of Combination Therapies in Chinese Participants With HR+/HER2- Breast Cancer and Other Advanced Solid Tumors · 429 trials list this drug (116 active) | — | — | Solid Neoplasm,Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06570031Phase 1 · completed ONO-4578-06:Phase I Study of ONO-4578 and Letrozole Plus CDK4 /6 Inhibitors in Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03011684Phase 3 · recruiting Fertility Preservation Using Tamoxifen and Letrozole in Estrogen Sensitive Tumors Trial · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05183828Phase 4 · terminated Effect of HSD3B1 (1245C) Gene Mutation on Treatment of Stage I-III Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Adenocarcinoma,Invasive Breast Carcinoma of No Special Type | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05247268Phase 2 · recruiting Gonadotropin-releasing Hormone Agonist (GnRHa) Plus Letrozole In Young Women With Early Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06405178Phase 3 · completed Adjuvant Therapy With Letrozole in Induction of Ovulation With Polycystic Ovarian Syndrome · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07616973Phase 3 · active not recruiting Letrozole vs. Clomiphene Citrate Plus Tamoxifen for Ovulation Induction and Pregnancy Outcomes. · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04568616Phase 2 · active not recruiting Phase II Study of Neoadjuvant ArOMatase Inhibitor Therapy for ER+ Breast Cancer (NAOMI) · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05582499Phase 2 · recruiting Fudan University Shanghai Cancer Center Breast Cancer Precision Platform Series Study- Neoadjuvant Therapy · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,Early Stage Breast Carcinoma+2 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06953882Phase 2 · recruiting Impact of Omitting Chemo Based on Patient's Selection for ER-Positive, HER2-Negative Breast Cancer With Ribociclib and Endocrine Therapy · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03008408Phase 2 · active not recruiting A Phase II, Two-Arm Study of Everolimus and Letrozole, +/- Ribociclib (Lee011) in Patients With Advanced or Recurrent Endometrial Carcinoma · 429 trials list this drug (116 active) | — | — | Endometrial Carcinoma,Endometrial Endometrioid Adenocarcinoma,Malignant Uterine Corpus Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07349069Phase 3 · recruiting A Phase III Trial Comparing HRS-8080 With Standard Endocrine Therapy in Patients With Intermediate or High Risk Early Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06760637Phase 3 · active not recruiting Study of PF-07220060 With Letrozole in Adults With HR-positive HER2-negative Breast Cancer Who Have Not Received Anticancer Treatment for Advanced/Metastatic Disease · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02297438Phase 3 · completed A Study Of Palbociclib (PD-0332991) + Letrozole VS. Placebo+ Letrozole For 1st Line Treatment Of Asian Postmenopausal Women With ER+/HER2- Advanced Breast Cancer [PALOMA-4] · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05872204Phase 2 · recruiting Abemaciclib and Letrozole in Patients With Estrogen Receptor-positive Rare Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Adult Granulosa Cell Tumor | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06905301recruiting Implementation Study to Describe and Compare Retention Rate and Adherence to Adjuvant Therapy With Ribociclib With and Without Usage of Mobile Application in Patients With HR+ HER2-negative Stage II and III Breast Cancer in Real-world Practice · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01068249Phase 2 · active not recruiting Letrozole and RAD001 With Advanced or Recurrent Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03962647early Phase 1 · completed A 2-Week Ketogenic Diet in Combination With Letrozole to Modulate PI3K Signaling in ER+ Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03633331Phase 2 · completed Palbociclib and Letrozole or Fulvestrant in Treating Patients With Estrogen Receptor Positive, HER2 Negative Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06630325Phase 2 · terminated A Precision Medicine Approach (SMMART-ACT) for the Treatment of Patients With Advanced Sarcoma, Prostate, Breast, Ovarian or Pancreatic Cancer · 429 trials list this drug (116 active) | — | — | Malignant Solid Neoplasm,Sarcoma,Breast Carcinoma+2 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04606446Phase 2 · recruiting Study of PF-07248144 in Advanced or Metastatic Solid Tumors · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02095184NA · terminated GCC 1366: Anti-Proliferative Response to NeoAdjuvant AIs in Overweight and Obese Patients · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01553903Phase 4 · completed Feasibility Study for the Determination of Oxysterols in Patients With Breast Cancer Receiving Hormonal Therapy With Tamoxifen or Not · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03625531Phase 3 · completed A Trial of Personalized Acupuncture, Fixed Acupuncture, Letrozole and Placebo on Live Birth in Women With PCOS · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04895761Phase 1 · active not recruiting Neoadjuvant DPX-Survivac Aromatase Inhibition, Radiotherapy or Cyclophosphamide in HR+HER2- Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07389733Phase 1/Phase 2 · recruiting A Study of HRS-6208 in Combination With HRS-8080, or Fulvestrant, or Letrozole, With or Without HRS-6209 in Patients With Advanced Unresectable or Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05514054Phase 3 · active not recruiting A Study of Imlunestrant Versus Standard Endocrine Therapy in Participants With Early Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07492394Phase 2 · recruiting Dalpiciclib With or Without Entinostat and Letrozole in HR+/HER2- Early Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04486352Phase 1/Phase 2 · recruiting A Study of Targeted Agents for Patients With Recurrent or Persistent Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00003140Phase 3 · completed Letrozole After Tamoxifen in Treating Women With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04095364Phase 3 · active not recruiting Letrozole With or Without Paclitaxel and Carboplatin in Treating Patients With Stage II-IV Ovarian, Fallopian Tube, or Primary Peritoneal Cancer · 429 trials list this drug (116 active) | — | — | Low Grade Fallopian Tube Serous Adenocarcinoma,Malignant Fallopian Tube Neoplasm,Malignant Ovarian Neoplasm+2 | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00893061Phase 3 · completed Letrozole, Anastrozole, Exemestane, or Tamoxifen Citrate in Treating Postmenopausal Women With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06650748Phase 2 · enrolling by invitation Multigene Risk Score Combined With Ki-67 Dynamic Assessment in Stratified Neoadjuvant Endocrine Therapy Treatment With or Without CDK4/6 Inhibitors in HR+/HER2- Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Early Stage Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03747042Phase 2 · completed Letrozole in Post-Menopausal Patients With Operable Hormone-Sensitive Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04293393Phase 2 · active not recruiting Neoadjuvant Study Chemotherapy vs Letrozole + Abemaciclib in HR+/HER2- High/Intermediate Risk Breast Cancer Patients · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02712723Phase 2 · active not recruiting Letrozole Plus Ribociclib or Placebo as Neo-adjuvant Therapy in ER-positive, HER2-negative Early Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04393285Phase 2 · active not recruiting Abemaciclib and Letrozole to Treat Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02778685Phase 2 · active not recruiting Pembrolizumab, Endocrine Therapy, and Palbociclib in Treating Postmenopausal Patients With Newly Diagnosed Metastatic Stage IV Estrogen Receptor Positive Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04059484Phase 2 · terminated Phase 2 Study of Amcenestrant (SAR439859) Versus Physician's Choice in Locally Advanced or Metastatic ER-positive Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07394946Phase 2 · not yet recruiting Neoadjuvant Letrozole in Postmenopausal Women With Hormone Receptor-Positive, HER2-Negative, Node Positive, Early-Stage Breast Cancer. · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06348134Phase 2 · recruiting Assessing the Efficacy and Safety of Anti-HER2 Therapy in Nigerian Women With HER2+ Breast Cancer Before and After Surgery · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02947685Phase 3 · active not recruiting Randomized, Open Label, Clinical Study of the Targeted Therapy, Palbociclib, to Treat Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02499146Phase 1 · completed Palbociclib Pharmacokinetics Study In Postmenopausal Chinese Women With ER (+), HER2 (-) Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01674140Phase 3 · active not recruiting S1207 Hormone Therapy With or Without Everolimus in Treating Patients With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05909397Phase 3 · active not recruiting Vepdegestrant (ARV-471/PF-07850327) + Palbociclib vs Letrozole + Palbociclib in ER(+)/HER2(-) Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02520063Phase 1/Phase 2 · completed Combination of Letrozole, Everolimus and TRC105 in Postmenopausal Women With Hormone-Receptor Positive and Her2 Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02763566Phase 3 · active not recruiting A Study of Abemaciclib (LY2835219) in Participants With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02246621Phase 3 · active not recruiting A Study of Nonsteroidal Aromatase Inhibitors Plus Abemaciclib (LY2835219) in Postmenopausal Women With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07379502NA · not yet recruiting Endometrial Response in Polycystic Ovarian Syndrome Treated With Letrozole Alone or With Added Estradiol Valerate · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02057133Phase 1 · active not recruiting A Study of LY2835219 (Abemaciclib) in Combination With Therapies for Breast Cancer That Has Spread · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07024173Phase 3 · recruiting A Phase 3 Study of HRS-8080 Versus Treatment Chosen by Physicians in Locally Advanced and Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03879577Phase 2 · active not recruiting Assessing the Response Rate of Neo-adjuvant Taxotere and Trastuzumab in Nigerian Women With Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm,Malignant Breast Neoplasm,HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03056755Phase 2 · completed Study Assessing the Efficacy and Safety of Alpelisib Plus Fulvestrant or Letrozole, Based on Prior Endocrine Therapy, in Patients With PIK3CA Mutant, HR+, HER2- Advanced Breast Cancer Who Have Progressed on or After Prior Treatments · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07305246Phase 2 · not yet recruiting Clinical Study of SHR-A1811 With or Without Letrozole in Neoadjuvant Therapy for Early-Stage HR-Positive, HER2-Low Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03673124Phase 2 · active not recruiting Ribociclib and Letrozole Treatment in Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Serous Cystadenocarcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07285382Phase 2 · recruiting Different Doses of Dalpicicl Combined With Letrozole in the First-line Treatment of HR-positive, HER2-negative Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05454358Phase 2/Phase 3 · terminated Letrozole as Maintenance Therapy for Post-surgical Endometrial Cancer Patients With NSMP · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04603183Phase 2 · completed ABemaciclib, ET ± paclItaxel in aGgressive HR+/HER2- MBC trIaL · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06139107Phase 1 · recruiting RADIANT: Pre-op Radiation With Abemaciclib and Letrozole · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04049227early Phase 1 · completed Abemaciclib and Letrozole in Treating Patients With Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Endometrial Endometrioid Adenocarcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03822468Phase 2 · completed Study of 2 Ribociclib Doses in Combination With Aromatase Inhibitors in Women With HR+, HER2- Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04111978Phase 3 · recruiting MAintenance Therapy With Aromatase Inhibitor in Epithelial Ovarian Cancer (MATAO) · 429 trials list this drug (116 active) | — | — | Peritoneal Neoplasm,Fallopian Tube Neoplasm,Ovarian Endometrioid Adenocarcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03283384Phase 2 · active not recruiting Tailoring NEOadjuvant Therapy in Hormone Receptor Positive, HER2 Negative, Luminal Breast Cancer. · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04191382Phase 2 · terminated Phase 2 Window Study of SAR439859 (Amcenestrant) Versus Letrozole in Post-menopausal Patients With ER+, HER2- Pre-operative Post-menopausal Primary Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04478266Phase 3 · terminated Amcenestrant (SAR439859) Plus Palbociclib as First Line Therapy for Patients With ER (+) HER2(-) Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT07168837NA · completed Letrozole and Cabergoline Versus Letrozole Alone in Ovulation Induction · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02958852Phase 2 · completed A Clinical Trial to Compare Efficacy and Tolerability of Atorvastatin in Addition to Endocrine Treatment With Focus on Mechanisms of Resistance to Endocrine Treatment (Fulvestrant/Aromatase Inhibitors) in Patients With Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06041204NA · recruiting Best Treatment for Women With Both (Polycystic Ovary Syndrome) PCOS and Subclinical Hypothyroidism · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05900206Phase 2 · recruiting Trastuzumab Deruxtecan Versus Standard Neoadjuvant Treatment for HER2-positive Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02730429Phase 2 · completed Trial of Letrozole + Palbociclib/Placebo in Metastatic Endometrial Cancer · 429 trials list this drug (116 active) | — | — | Malignant Endometrial Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04300790Phase 2 · completed Study to Evaluate the Effect of Metformin in the Prevention of HG in HR[+]/HER2[-] PIK3CA-mut Advanced BC Patients · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03099174Phase 1 · completed This Study in Patients With Different Types of Cancer (Solid Tumours) Aims to Find a Safe Dose of Xentuzumab in Combination With Abemaciclib With or Without Hormonal Therapies. The Study Also Tests How Effective These Medicines Are in Patients With Lung and Breast Cancer · 429 trials list this drug (116 active) | — | — | Neoplasm,Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03554044Phase 1 · completed T-VEC With Chemotherapy or Endocrine Therapy in Treating Participants With HER2- Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Carcinoma,Invasive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06957379Phase 2 · active not recruiting Sirolimus for Injection (Albumin-bound) in Combination With Endocrine Therapy for HR+/HER2- Advanced/Metastatic Breast Cancer Patients Who Have Failed Standard Therapy · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03219476Phase 2 · completed Neoadjuvant Endocrine Therapy in Hormone Receptor-Positive, Human Epidermal Growth Factor Receptor 2 (HER2)-Negative Node-Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Invasive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00265759Phase 3 · completed Exemestane, Letrozole, or Anastrozole in Treating Postmenopausal Women Who Are Undergoing Surgery for Stage II or Stage III Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03161353Phase 2 · active not recruiting Chemotherapy-free Trastuzumab and Pertuzumab in HER2-positive Breast Cancer: FDG-PET Response-adapted Strategy. · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06223698Phase 3 · not yet recruiting Optimizing Extended Adjuvant Endocrine Therapy in Patients With Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05206448Phase 4 · active not recruiting Randomized Controlled Trial of Combined Letrozole and Clomid (CLC II) Versus Letrozole Alone for Women With Anovulation · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06861803not yet recruiting Laboratory and Ultrasound Findings and Response to Letrozole in PCOS Patients · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00999804Phase 2 · active not recruiting Extension Study of Lapatinib Plus Herceptin With or Without Endocrine Therapy · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01958021Phase 3 · completed Study of Efficacy and Safety of LEE011 in Postmenopausal Women With Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04421547Phase 3 · terminated Efficacy of Letrozole in Recurrent Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Ovarian Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03691493Phase 2 · completed Radiation Therapy, Palbociclib, and Hormone Therapy in Treating Breast Cancer Patients With Bone Metastasis · 429 trials list this drug (116 active) | — | — | Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03774472Phase 1/Phase 2 · completed Hydroxychloroquine, Palbociclib, and Letrozole Before Surgery in Treating Patients With Estrogen Receptor Positive, HER2 Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00949598Phase 3 · completed Letrozole or Tamoxifen Citrate in Treating Older Postmenopausal Women Undergoing Surgery for Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02661932Phase 4 · completed Fertility Preservation in Breast Cancer Patients · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04289805Phase 4 · terminated Controlled Ovarian Stimulation in Newly Diagnosed Breast Cancer PatiEnts (fAMHOPE) · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04294225Phase 2 · completed Anastrozole and Letrozole After Surgery for the Treatment of Stage I-III Breast Cancer · 429 trials list this drug (116 active) | — | — | Early Stage Breast Carcinoma,Invasive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05601700Phase 3 · recruiting Letrozole for Estrogen/Progesterone Receptor Positive Low-grade Serous Epithelial Ovarian Cancer (LEPRE Trial) · 429 trials list this drug (116 active) | — | — | Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04256941Phase 2 · terminated Aromatase Inhibitor Therapy With or Without Fulvestrant for the Treatment of HR Positive Metastatic Breast Cancer With an ERS1 Activating Mutation, the INTERACT Study · 429 trials list this drug (116 active) | — | — | Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06525675completed Study to Evaluate the Extended Overall Survival (OS) Data From PARSIFAL Study (The PARSIFAL-LONG Study) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01870505Phase 1 · completed BYL719 Plus Letrozole or Exemestane for Patients With Hormone-Receptor Positive Locally-Advanced Unresectable or Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02491983Phase 2 · completed Palbociclib in Combination With Fulvestrant or Letrozole in Patients With ER+, HER2- Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04985266Phase 2 · recruiting A Trial of Early Detection of Molecular Relapse With Circulating Tumour DNA Tracking and Treatment With Palbociclib Plus Fulvestrant Versus Standard Endocrine Therapy in Patients With ER Positive HER2 Negative Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04551495Phase 2 · unknown Neoadjuvant Study of Targeting ROS1 in Combination With Endocrine Therapy in Invasive Lobular Carcinoma of the Breast (ROSALINE) · 429 trials list this drug (116 active) | — | — | Invasive Breast Lobular Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01740427Phase 3 · completed A Study of Palbociclib (PD-0332991) + Letrozole vs. Letrozole For 1st Line Treatment Of Postmenopausal Women With ER+/HER2- Advanced Breast Cancer (PALOMA-2) · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03900884Phase 1 · active not recruiting Palbociclib, Letrozole & Venetoclax in ER and BCL-2 Positive Breast Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03378297early Phase 1 · completed IMPACT: A Randomized WOO Study of Novel Therapeutic Agents in Women Triaged to Primary Surgery for EOC · 429 trials list this drug (116 active) | — | — | Malignant Ovarian Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06607601completed CARE Initiative: Real-world Emulation of the PALOMA-2 Trial · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02228681Phase 2 · completed Everolimus and Letrozole or Hormonal Therapy to Treat Endometrial Cancer · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04176354completed Real-world Treatment Patterns and Effectiveness of Palbociclib and AI Therapy · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04282031Phase 1/Phase 2 · unknown A Study of BPI-1178 in Patients With Advanced Solid Tumor and HR+/HER2- Breast Cancer · 429 trials list this drug (116 active) | — | — | Solid Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01296555Phase 1 · terminated A Dose Escalation Study Evaluating the Safety and Tolerability of GDC-0032 in Participants With Locally Advanced or Metastatic Solid Tumors or Non-Hodgkin's Lymphoma (NHL) and in Combination With Endocrine Therapy in Locally Advanced or Metastatic Hormone Receptor-Positive Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Solid Neoplasm,Non-Hodgkin Lymphoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03900637Phase 2 · active not recruiting PersonaLized neoAdjuvant Strategy ER Positive and HER2 Negative Breast Cancer TO Increase BCS Rate · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06507332NA · unknown Combination Letrozole and Clomiphene Citrate Versus Letrozole Alone · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06486870Phase 3 · completed Comparison Between Two Ovulation Induction Therapies and LOD on Clinical Outcomes in CC-Resistant PCOS Women · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00673335Phase 3 · completed Letrozole in Preventing Breast Cancer in Postmenopausal Women With a BRCA1 or BRCA2 Mutation · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02344472Phase 3 · unknown Detect V / CHEVENDO (Chemo vs. Endo) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01064635Phase 3 · unknown Letrozole in Treating Breast Cancer in Postmenopausal Women With Stage I, II, or III Breast Cancer Previously Treated With Tamoxifen (GIM4) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06403488Phase 3 · completed Letrozole Dose Increments in PCOS Patients Resistant to Letrozole · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06405243Phase 3 · unknown Myoinositol, L-arginine and Chromium With Letrozole for Ovulation Induction in Polycystic Ovarian Syndrome Patients · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT04129216Phase 2 · completed The Effects of Short-term Preoperative Treatment With Hormonal Therapy on Gene Profiles in Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01353209Phase 2 · completed Letrozole for Lymphangioleiomyomatosis · 429 trials list this drug (116 active) | — | — | Lymphangioleiomyomatosis | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03272477Phase 2 · completed Study to Compare Neoadjuvant Combination of Trastuzumab and Pertuzumab With Concurrent Taxane Chemotherapy or Endocrine Therapy and Quality of Life Assessment Under Adjuvant Therapy in Operable HER2+/HR+ Breast Cancer Patients · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06367712Phase 1 · completed Letrozole Alone Protocol Versus Using Letrozole and HCG Protocol · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT06346457unknown Breast Cancer & Antiestrogenic Therapy & Brain · 429 trials list this drug (116 active) | — | — | Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT00382070Phase 3 · unknown Letrozole in Treating Postmenopausal Women Who Have Received Hormone Therapy for Hormone Receptor-Positive Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03007979Phase 2 · completed Alternative Dosing Schedule of Palbociclib in Metastatic Hormone Receptor Positive Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02648477Phase 2 · completed Pembrolizumab and Doxorubicin Hydrochloride or Anti-Estrogen Therapy in Treating Patients With Triple-Negative or Hormone Receptor-Positive Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm,Triple-Negative Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT02278120Phase 3 · completed Study of Efficacy and Safety in Premenopausal Women With Hormone Receptor Positive, HER2-negative Advanced Breast Cancer · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03709082Phase 1/Phase 2 · terminated Palbociclib in Estrogen Receptor Positive (ER+) Human Epidermal Growth Factor Receptor 2 Positive (HER2+) Metastatic Breast Cancer · 429 trials list this drug (116 active) | — | — | HER2-Positive Breast Carcinoma | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT03936270Phase 2 · completed Palbociclib Plus Letrozole Treatment After Progression to Second Line Chemotherapy for Women With ER/PR-positive Ovarian Cancer · 429 trials list this drug (116 active) | — | — | Malignant Ovarian Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05168865Phase 4 · withdrawn Letrozole Versus Hormonal Preparation in Frozen Cycles of PCOS Patients. · 429 trials list this drug (116 active) | — | — | not mapped | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT05891093Phase 3 · recruiting Efficacy and Safety of Fluzoparib Combined With Adjuvant Endocrine Therapy for HR+/HER2- SNF3-subtype Early Breast Cancer (BCTOP-L-A01) · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |
| → studied in | NCT01814397completed Pilot Study to Evaluate the Effect of Aromatase Inhibitor Therapy on Pain Threshold in Breast Cancer Patients · 429 trials list this drug (116 active) | — | — | Malignant Breast Neoplasm | 1 | Observed | clinicaltrials | graph → |