All of Us Research Program
An Open-Label, Phase 1 Study Of KHK2455 In Combination With Avelumab In Adult Subjects With Locally Advanced Or Metastatic Urothelial Carcinoma
1. Test and study the side effects (to determine the safety) of KHK2455 when taken in combination with avelumab; and
2. Identify the highest dose of KHK2455 that can be given and safely tolerated in combination with avelumab.