Zymeworks Announces FDA Clearance of Investigational New Drug Application for ZW251, a Novel Glypican 3-Targeted Topoisomerase 1

  • VANCOUVER, British Columbia, July 28, 2025 (GLOBE NEWSWIRE) -- Zymeworks Inc. (Nasdaq: ZYME), a clinical-stage biotechnology company developing a diverse pipeline of novel, multifunctional biotherapeutics to improve the standard of care for difficult-to-treat diseases, including cancer, inflammation, and autoimmune disease, today announced the U.S. Food and Drug Administration (FDA) has cleared the investigational new drug (IND) application for ZW251, a novel glypican-3 (GPC3)-targeted ADC incorporating the company's proprietary topoisomerase 1 inhibitor (TOPO1i) payload, ZD06519, for the treatment of HCC.