Clinical Trials Browser

Interventional × Has results × Neoplasms, Unknown Primary × Clear all

NCT01624220 2026-05-12

A Prospective Study Using Implanted Fiducial Markers to Assess Treatment Accuracy and Esophageal Toxicity in Spinal Stereotactic Body Radiation Therapy

BreastCNSDermatologicGastrointestinalGenitourinaryHead & NeckSarcomaThoracic

Breast Neoplasms, Carcinoma, Non-Small-Cell Lung, Carcinoma, Renal Cell, Gastrointestinal Neoplasms, Melanoma, Neoplasms, Unknown Primary, Prostatic Neoplasms, Sarcoma, Spinal Cord Neoplasms, Thyroid Neoplasms

NCT03752333 2026-05-04

CUPem

Phase 2 Completed

35 enrolled 11 charts

Tumor-Agnostic

Carcinoma, Neoplasms, Neoplasms, Unknown Primary

NCT05024968 2026-02-25

Sintilimab in Cancer of Unknown Primary

Phase 2 Completed

10 enrolled 9 charts

Tumor-Agnostic

Neoplasms, Unknown Primary

NCT02721732 2026-01-29

Pembrolizumab in Treating Patients With Rare Tumors That Cannot Be Removed by Surgery or Are Metastatic

Phase 2 Active not recruiting

157 enrolled 26 charts

CNSEndocrineGenitourinary

Adrenal Cortex Neoplasms, Carcinoma, Renal Cell, Neoplasm Metastasis, Neoplasms, Unknown Primary, Paraganglioma, Penile Neoplasms, Pheochromocytoma, Carcinoma, Small Cell, Vascular Neoplasms

NCT03498521 2025-11-19

CUPISCO

Phase 2 Completed

529 enrolled 16 charts

Tumor-Agnostic

Neoplasms, Unknown Primary

NCT00003526 2020-12-17

Antineoplaston Therapy in Treating Patients With Cancer of Unknown Primary Origin

Phase 2 Terminated

8 enrolled 5 charts

Tumor-Agnostic

Neoplasms, Unknown Primary

NCT02966509 2018-10-31

EPAC

Phase NA Completed

213 enrolled 20 charts

CNSDermatologicGastrointestinalGenitourinaryHead & NeckThoracic

Colonic Neoplasms, Death, Glioblastoma, Head and Neck Neoplasms, Kidney Neoplasms, Liver Neoplasms, Lung Neoplasms, Melanoma, Neoplasms, Unknown Primary, Prostatic Neoplasms, Rectal Neoplasms, Stomach Neoplasms, Testicular Neoplasms

NCT00066781 2017-04-04