प्राथमिक स्रोत रिकॉर्ड
चरण 3 HERIZON-GEA-01 ने zanidatamab प्लस कीमोथेरेपी (tislelizumab के साथ या बिना) बनाम trastuzumab प्लस कीमोथेरेपी के लिए PFS प्राथमिक एंडपॉइंट पूरा किया। ट्रिपलेट आर्म ने OS एंडपॉइंट भी पूरा किया; डबलेट आर्म ने चिकित्सकीय रूप से सार्थक OS ट्रेंड दिखाया। Jazz 1H-2026 में सप्लीमेंटल BLA दाखिल करने की योजना बना रहा है।
EX-99.1 2 d17392dex991.htm EX-99.1 EX-99.1 Exhibit 99.1 Zymeworks Announces Positive HERIZON-GEA-01 Phase 3 Results Supporting Ziihera ® (zanidatamab-hrii) as HER2-Targeted Agent-of-Choice and New Standard of Care in First-Line HER2-Positive Locally Advanced or Metastatic Gastroesophageal Adenocarcinoma • Ziihera ® plus chemotherapy showed a clinically meaningful and statistically significant improvement in PFS versus trastuzumab and chemotherapy, and a clinically meaningful effect with a strong trend toward statistical significance for OS at the first OS interim analysis • Ziihera plus Tevimbra ® (tislelizumab) and chemotherapy demonstrated clinically meaningful and statistically significant improvements in OS and PFS versus trastuzumab and chemotherapy • Results support Ziiher
Jazz Ziihera 3-year OS data from HERIZON-GEA-01 presented at ESMO 2026