Urinary bladder small cell neuroendocrine carcinoma

This phase II trial is testing whether a combination of three drugs—cabozantinib, nivolumab, and ipilimumab—can shrink or slow the growth of rare genitourinary cancers that have spread. About 314 adults with these uncommon tumors will receive the drugs. The goal is to see if the …

This phase II trial tests two drugs, lurbinectedin and avelumab, in people with a rare and aggressive bladder cancer called small cell carcinoma. Participants who have already had a drug like avelumab will receive only lurbinectedin; others will get both. The study aims to see if…

This phase 2 trial tests whether the drug sacituzumab govitecan, alone or combined with atezolizumab, can shrink rare tumors of the kidney, bladder, ureters, or penis. About 60 adults with specific rare cancer types will receive the drugs intravenously in 21-day cycles. The study…

This Phase II trial is testing whether adding the immunotherapy drug atezolizumab to standard chemotherapy (platinum and etoposide) before bladder removal surgery can completely eliminate the cancer in people with a rare, aggressive form of bladder cancer called small cell neuroe…

This study tests a new drug that delivers radiation directly to cancer cells carrying a protein called DLL3, found in small cell lung cancer and other solid tumors. The trial enrolls 138 adults whose cancer has progressed after at least two prior treatments. The goal is to check …

This study tests whether giving a combination of adebrelimab (an immunotherapy) plus chemotherapy before bladder removal surgery can completely eliminate neuroendocrine bladder cancer in 22 adults. Participants will receive up to 4 cycles of the drug combo before surgery. The mai…