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 51–100 of 5,047 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
NCT07850882	A Prospective Real-World Observational Study of Intratumoral Oncolytic Virus Injection Combined With Immune Checkpoint Inhibitors for Metastatic Tumors (Colorectal Cancer, Gastric Cancer, and Hepatocellular Carcinoma)	recruiting	—	30	Jie Yuan，MDOTHER	1	Sep 30, 2026	clinicaltrials
NCT02345265	Testing the Combination of the Study Drugs Cediranib and Olaparib in Recurrent Ovarian Cancer	active not recruiting	Phase 2	70	National Cancer Institute (NCI)NIH	1	Sep 29, 2026