Brief Summary
The purpose of this study is to test a new medicine, vepugratinib, in comparison with placebo, to see if it is safe and can help people with a bladder cancer that is advanced or has spread.
Vepugratinib or placebo will be administered in combination with enfortumab vedotin and pembrolizumab.
Study participation could last up to approximately 6 years.
Protocol Interventions
Other: Placebo, Drug: EV, Drug: Pembrolizumab