Akeso Announces FDA Approval for Penpulimab-kcqx in Two BLA Indications for Comprehensive Treatment of Advanced Nasopharyngeal Carcinoma

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HONG KONG, April 24, 2025 /PRNewswire/ -- Akeso, Inc. (9926.HK) ("Akeso" or the "Company") is excited to announce that the U.S. Food and Drug Administration (FDA) has approved its differentiated PD-1 monoclonal antibody, penpulimab-kcqx, in combination with cisplatin or carboplatin and gemcitabine for the first-line treatment of adult recurrent or metastatic non-keratinizing nasopharyngeal carcinoma (NPC). FDA also approved penpulimab-kcqx as a single agent for adults with metastatic non-keratinizing NPC with disease progression on or after platinum-based chemotherapy and with least one other prior line of therapy. Penpulimab-kcqx was developed independently by Akeso, with further development and commercialization managed through a joint venture with Chia Tai-Tianqing Pharmaceutical Group.

This milestone marks penpulimab-kcqx as Akeso's first internally developed innovative biologic to receive FDA approval. The approval underscores the robust clinical research behind penpulimab-kcqx and marks Akeso's successful entry into the United States regulatory system for the first time. This achievement highlights the company's innovative drug development capabilities and its commitment to adhering to the highest international standards in pharmaceutical quality management.

The FDA's approval of penpulimab-kcqx validates Akeso's international drug development strategy and expansion capabilities. This approval lays a strong foundation for Akeso's continued clinical development efforts in the global therapeutics markets.

Penpulimab-kcqx has been approved in China for two indications: 1. first-line treatment of advanced NPC, and 2. second or later line treatment of advanced NPC. The recent FDA approval of penpulimab-kcqx offers a new, immunotherapy option for advanced NPC patients in the US.

The FDA approval is based on the international Phase III clinical trial AK105-304 and the pivotal AK105-202 study, which supported the two Biologics License Application (BLA) for penpulimab-kcqx. These studies demonstrated the drug's clinical benefits and favorable safety profile across  two stages of treatment for metastatic NPC.  AK105-304 is a randomized, double-blind, international Phase III trial that enrolled NPC patients of diverse ethnicities. The data will be presented at the 2025 American Association for Cancer Research (AACR) Annual Meeting. Previously, the FDA granted penpulimab-kcqx Breakthrough Therapy Designation (BTD), Orphan Drug Designation (ODD), and Fast Track Designation (FTD) for NPC treatment, highlighting the critical unmet need for this therapy.