Exelixis Announces Positive Results from STELLAR-303 Phase 3 Trial: Zanzalintinib and Atezolizumab Improve Survival in Metastatic Colorectal Cancer

Reuters
2025.06.22 21:00
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Exelixis Inc. announced positive results from the STELLAR-303 Phase 3 trial, showing that the combination of zanzalintinib and atezolizumab significantly improves overall survival in patients with previously treated metastatic colorectal cancer compared to regorafenib. The company plans to discuss these results with regulatory authorities and present detailed findings at a medical conference. The safety profile of the drug combination remains consistent with prior observations, with no new safety signals identified.