Core Insights - CG Oncology presented promising data on cretostimogene grenadenorepvec monotherapy for high-risk non-muscle invasive bladder cancer (NMIBC) at the 2025 AUA Annual Meeting, indicating its potential as a backbone therapy for bladder cancer treatment [2][6] Efficacy Data - The Phase 3 BOND-003 Cohort C study reported a robust 24-month complete response (CR) rate of 42.3% by Kaplan-Meier (K-M) estimation, with 75.5% achieving CR at any time [1][3] - 58.3% of patients demonstrated durable complete responses at 24 months, and 97.3% remained free from progression to muscle-invasive bladder cancer (MIBC) [1][3] - The median duration of response (DOR) was 28 months, with no Grade 3 or greater treatment-related adverse events reported [1][5] Safety Profile - The treatment was well-tolerated, with 97.3% of patients completing all expected treatments and a median resolution time of one day for any treatment-related adverse events [5][6] - The most common treatment-related adverse events (≥10%) included bladder spasm, pollakiuria, micturition urgency, dysuria, and hematuria [5] Study Population - The BOND-003 Cohort C study included 110 highly pretreated patients, with a median of 12 prior Bacillus Calmette Guerin (BCG) doses, some patients having received as many as 66 doses [5][6] - Cohort P data indicated a high-grade recurrence-free survival rate of 90.5% at 3 and 9 months in patients with BCG-unresponsive Ta/T1 disease [4][5] Future Outlook - CG Oncology is actively investigating the potential of cretostimogene in addressing unmet needs in bladder cancer treatment, with ongoing studies and an Expanded Access Program initiated for eligible patients [6][8]
CG Oncology Announces Best-in-Disease Durability Data in BOND-003 Cohort C and Promising Early Signal in Cohort P for Cretostimogene Grenadenorepvec at the American Urological Association Annual Meeting