Carcinoma of Unknown Primary — Trials

Carcinoma of Unknown Primary — Trials · CancerIndex

Clinical trials

Registered studies

14,232 studies whose conditions map to this entity or one of its descendants. Status and phase are as posted on ClinicalTrials.gov. 50 studies per page.

Active: 4,156
Recruiting: 2,259
Ph III recruiting: 269
Growth YoY: +12.3%
Industry share: 23%
Top sponsor: National Cancer Institute (NCI)
Termination share: 35.5%

Computedformula ci-trial-intel-v1 · interventional studies · entity + NCIt descendants · hover a figure for its formulaCompare cancers Terminated studies (1,893)

clinicaltrialsPublishedShowing 851–900 of 2,783 studies matching the filters · status and phase as posted by the registrant; each row links to the study record.

NCT	Title	Status	Phase	Enrollment (n)	Sponsor	Countries	Last update	Source
NCT05941520	Acolbifene Versus Low Dose Tamoxifen for the Prevention of Breast Cancer in Premenopausal Women at High Risk for Development of Breast Cancer	recruiting	Phase 2	80	National Cancer Institute (NCI)NIH	1	Jul 7, 2026	clinicaltrials
NCT06314958	Stage II/III Colorectal Cancer Recurrence(CENSURE)	recruiting	—	400	City of Hope Medical CenterOTHER	3	Jul 7, 2026