Malignant Neoplasm of Unknown Primary — Trials

Malignant Neoplasm of Unknown Primary — Trials · CancerIndex

Clinical trials

Registered studies

14,260 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: 4,163
Recruiting: 2,261
Ph III recruiting: 270
Growth YoY: +12.5%
Industry share: 23%
Top sponsor: National Cancer Institute (NCI)
Termination share: 35.4%

Computedformula ci-trial-intel-v1 · interventional studies · entity + NCIt descendants · hover a figure for its formulaCompare cancers Terminated studies (1,895)

clinicaltrialsPublishedShowing 401–450 of 922 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
NCT07489768	GNB4 and Riplet Gene Methylation Combined Detection Kit for Hepatocellular Carcinoma Recurrence Monitoring(CCGLC-019)	not yet recruiting	—	162	Tongji HospitalOTHER	0	Mar 24, 2026	clinicaltrials
NCT07491783	Nano-Carbon Iron Suspension Injection Combined With Radiotherapy for Solid Tumors Phase II Clinical Trial	not yet recruiting	Phase 2	52	Sichuan Enray Pharmaceutical Sciences CompanyOTHER	1