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 101–150 of 2,785 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
NCT06989437	A Study to Learn About the Medicine Ponsegromab in Adults With Cancer of the Pancreas Which Has Spread and Caused Significant Body Weight Loss and Fatigue	recruiting	Phase 2 / Phase 3	982	PfizerINDUSTRY	21	Sep 25, 2026	clinicaltrials
NCT07037758	A Study of Tarlatamab in Combination With AB248 in Participants With Extensive Stage Small Cell Lung Cancer (DeLLphi-311)(DeLLphi-311)	recruiting	Phase 1	380	AmgenINDUSTRY	3	Sep 25, 2026