Zymeworks Announces Positive Phase 3 Results for Ziihera in HER2-Positive Gastroesophageal Cancer

Reuters01-07

Zymeworks Announces Positive Phase 3 Results for Ziihera in HER2-Positive Gastroesophageal Cancer

Zymeworks Inc. announced positive efficacy and safety results from the Phase 3 HERIZON-GEA-01 trial evaluating Ziihera® (zanidatamab-hrii) in combination with chemotherapy, with or without the PD-1 inhibitor Tevimbra® (tislelizumab), as a first-line treatment for adults with HER2-positive locally advanced or metastatic gastroesophageal adenocarcinoma. The data will be presented as a late-breaking oral presentation at the 2026 ASCO Gastrointestinal Cancers Symposium on January 8, 2026.

Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Zymeworks Inc. published the original content used to generate this news brief via GlobeNewswire (Ref. ID: GNW9620913-en) on January 06, 2026, and is solely responsible for the information contained therein.

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