This study is a substudy being conducted under one pembrolizumab umbrella master study KEYMAKER-U04. The substudy will consist of 2 parts. Part 1 will evaluate the safety and preliminary efficacy of sacituzumab tirumotecan plus enfortumab vedotin (EV). Part 2 will be...

The goal of this clinical trial is to study the safety and tolerability in all advanced solid tumors, including advanced urothelial carcinoma. The main question[s] it aims to answer are: - Is FX-909 safe and tolerable - What is the right dose level for pat...

The purpose of this study is to evaluate the anti-tumor effects of TAR-200 in combination with intravenous (IV) cetrelimab and IV cetrelimab alone.

This study is being done to see if a drug called disitamab vedotin, alone or with pembrolizumab, works to treat HER2 expressing urothelial cancer. It will also test how safe the drug is for participants. Participants will have cancer that has spread in the body nea...

This is a phase II trial designed to estimate the activity of single agent tremelimumab in subjects with metastatic urothelial cancer with disease progression despite prior treatment with PD-1/PD-L1 blockade. The primary endpoint is objective response rate and the study...

This is a multi-institutional, randomized, placebo controlled, double-blinded phase II trial of maintenance pembrolizumab versus placebo after first-line chemotherapy in patients with metastatic urothelial cancer who have achieved at least stable disease on first-line...