Pfizer's Sasanlimab Shows 32% Reduction in Bladder Cancer Risk But Misses Secondary Endpoints in Phase 3 CREST Trial on April 28, 2025 BCG Vaccine Event-Free Survival Inhibitor Invasive Malignant neoplasm of urinary bladder Non-Muscle Overall Survival PDCD1 gene Phase 3 CREST trial Sasanlimab +