Cabozantinib/Atezolizumab Fails to Meet OS Endpoint in mCRPC, Regulatory Submissions Limited
• The Phase III CONTACT-02 trial evaluated cabozantinib plus atezolizumab versus a second novel hormonal therapy in metastatic castration-resistant prostate cancer (mCRPC).
• While the combination showed a positive trend in overall survival (OS), it did not reach statistical significance (HR: 0.89; 95% CI: 0.72-1.10; P=0.296).
• Ipsen will not pursue regulatory submissions for the cabozantinib/atezolizumab combination in mCRPC in countries outside the US and Japan, despite a statistically significant PFS benefit.
• The combination demonstrated a statistically significant benefit in progression-free survival (PFS) and showed promising OS benefit in patients with liver and bone metastases.
Exelixis
Posted 6/30/2020