he FDA on January 8, 2020 approved KEYTRUDA® for the treatment of patients with Bacillus Calmette-Guerin (BCG)-unresponsive, high-risk, Non-Muscle Invasive Bladder Cancer (NMIBC) with Carcinoma In Situ (CIS), with or without papillary tumors, who are ineligible for or have elected not to undergo cystectomy. KEYTRUDA® is a product of Merck & Co. Inc.