Clinical trial · Interventional
A Phase I Study of S-1 in Combination With Radiotherapy in Locally Advanced or Recurrent Gastric Cancer
NCT01291407CI-TRIAL-00012166completedPhase 1ClinicalTrials.gov clinicaltrialsProvenance
- Source
- ClinicalTrials.gov
- Retrieved
- Sep 8, 2026
- Layer
- normalized (units and labels harmonized; values unchanged)
- Run
- ING-CLINICALTRIALS-20260908-000001
Summary
Brief summary (as posted)
The purpose of this study is to determine maximum tolerated dose (MTD), dose limiting toxicities (DLT) and recommend a proper dose for our phase II study of S-1 when combined with radiation therapy for locally advanced or recurrent gastric cancer.
Conditions
Conditions (2)
Free-text conditions as registered, with the CancerIndex entity they were reconciled to and the match type.
| Condition (as posted) | Mapped entity | Match | Confidence |
|---|---|---|---|
| Gastric Cancer | Malignant Gastric Neoplasm | CURATED_BROADER | 0.80 |
| Gastrointestinal Neoplasms | Digestive System Neoplasm | ALIAS | 0.90 |
Interventions
Interventions (1)
| Intervention | Type | Mapped drug | Match |
|---|---|---|---|
| S-1 | Drug | — | UNRESOLVED |
Design
Arms and outcomes
Arms (1)
- type
- EXPERIMENTAL
- label
- S-1,peroral BID,capsule
- interventionNames
- Drug: S-1
Primary outcomes (1)
- measure
- To define dose limited toxicities(DLT) of S-1, peroral BID, in treatment days concurrently with radiation therapy (RT) in locally advanced or recurrent gastric cancer.
- timeFrame
- up to 9 weeks
- description
- Dose limited toxicities defined as below: leucopenia ≥4 neutropenia ≥ 4, anemia ≥ 3, thrombocytopenia ≥ 3, alanine aminotransferase/aspartate aminotransferase (AST) ≥ 3, alkaline phosphatase (ALT) ≥ 3, total bilirubin ≥ 3,blood urea nitrogen (BUN)/Cr ≥ 2,non-granular cell decreased fever ≥ 2, nausea/vomiting ≥ 2, fatigue ≥ 3, weight loss ≥ 3, diarrhea ≥ 3, abdominal pain ≥ 3, dysphagia ≥ 3, hand-foot syndrome ≥ 2, neurotoxicity ≥ 2.
Secondary outcomes (1)
- measure
- To define maximum tolerated dose(MTD) of S-1, peroral BID, in treatment days concurrently with radiation therapy
Eligibility
Eligibility (as posted)
- Sex
- All
- Minimum age
- 18 Years
- Maximum age
- 75 Years
Show eligibility criteria text
Inclusion Criteria: * Histologically or cytologically proven locally advanced gastric adenocarcinoma in patients undergoing R0, R1, R2 resection, or with unresectable or locoregional recurrent disease * Any prior chemotherapy is allowed in this protocol. * No distant metastasis in liver,lung,,bone,central nervous system(CNS),no peritoneal transplantation * No prior abdominal or pelvic radiotherapy. * Karnofsky performance status(KPS)≥ 70,predictive life span no less than 6 months * Patients must have normal organ and marrow function as defined below: * Leukocytes greater than or equal to 3,000 G/L * Platelets: greater than or equal to 100,000/mm3 * Hemoglobin:greater than or equal to 10g/L * Total bilirubin: within normal institutional limits * AST/ALT: less than or equal to 1.5 times the upper limit * Creatinine within normal upper limits * Informed consent * Without any serious complications,such as hypertension,coronary artery disease,psychiatric history. Exclusion Criteria: * Patients with other cancer history except cervical carcinoma in situ and non-malignant melanoma skin cancer * With any distant metastasis in liver,lung,,bone,CNS,or peritoneal transplantation * History of allergic reactions attributed to similar chemical or biologic complex to S-1 * Uncontrolled illness including, but not limited to, active infection, symptomatic heart failure, unstable angina pectoris, cardiac arrhythmia, or psychiatric illness * History of myocardial infarction within the past 6 months or history of ventricular arrhythmia * History of prior radiation to the abdomen * Pregnant or lactating females
References
Publications (13)
- BACKGROUNDParkin DM, Pisani P, Ferlay J. Global cancer statistics. CA Cancer J Clin. 1999 Jan-Feb;49(1):33-64, 1. doi: 10.3322/canjclin.49.1.33. PMID 10200776
- BACKGROUNDTaguchi T, Inuyama Y, Kanamaru R, Hasegawa K, Akazawa S, Niitani H, Furue H, Kurihara M, Ota K, Suga S, Ariyoshi Y, Takai S, Shimoyama T, Toge T, Takashima S, Sugimachi K, Hara Y, Fujita H, Kimura K, Saito T, Tsukagoshi S, Nakao I. [Phase I study of S-1. S-1 Study Group]. Gan To Kagaku Ryoho. 1997 Dec;24(15):2253-64. Japanese. PMID 9422070
- BACKGROUNDvan Groeningen CJ, Peters GJ, Schornagel JH, Gall H, Noordhuis P, de Vries MJ, Turner SL, Swart MS, Pinedo HM, Hanauske AR, Giaccone G. Phase I clinical and pharmacokinetic study of oral S-1 in patients with advanced solid tumors. J Clin Oncol. 2000 Jul;18(14):2772-9. doi: 10.1200/JCO.2000.18.14.2772. PMID 10894878
- BACKGROUNDCohen SJ, Leichman CG, Yeslow G, Beard M, Proefrock A, Roedig B, Damle B, Letrent SP, DeCillis AP, Meropol NJ. Phase I and pharmacokinetic study of once daily oral administration of S-1 in patients with advanced cancer. Clin Cancer Res. 2002 Jul;8(7):2116-22. PMID 12114411
- BACKGROUNDChu QS, Hammond LA, Schwartz G, Ochoa L, Rha SY, Denis L, Molpus K, Roedig B, Letrent SP, Damle B, DeCillis AP, Rowinsky EK. Phase I and pharmacokinetic study of the oral fluoropyrimidine S-1 on a once-daily-for-28-day schedule in patients with advanced malignancies. Clin Cancer Res. 2004 Aug 1;10(15):4913-21. doi: 10.1158/1078-0432.CCR-04-0469. PMID 15297391
- BACKGROUNDTakahashi I, Kakeji Y, Emi Y, Sakurai M, Yonemura Y, Kimura Y, Maehara Y. S-1 in the treatment of advanced and recurrent gastric cancer: current state and future prospects. Gastric Cancer. 2003;6 Suppl 1:28-33. doi: 10.1007/s10120-003-0228-5. PMID 12775017
- BACKGROUNDSakata Y, Ohtsu A, Horikoshi N, Sugimachi K, Mitachi Y, Taguchi T. Late phase II study of novel oral fluoropyrimidine anticancer drug S-1 (1 M tegafur-0.4 M gimestat-1 M otastat potassium) in advanced gastric cancer patients. Eur J Cancer. 1998 Oct;34(11):1715-20. doi: 10.1016/s0959-8049(98)00211-1.