Singapore, Aug. 8 -- Astria Therapeutics, Inc.a US-based biopharmaceutical company, has exclusively licensed development and commercialisation rights in Japan to Kaken Pharmaceutical, a Japanese specialty pharmaceutical company, for navenibart, a long-acting investigational monoclonal antibody inhibitor of plasma kallikrein, in Phase 3 development for the preventative treatment of the rare disease hereditary angioedema (HAE).

Hereditary angioedema is a rare genetic disorder characterized by recurrent episodes of severe swelling, often affecting the face, extremities, gastrointestinal tract, and airways.

Under the agreement, Astria will receive an upfront payment of $16 million, with the potential for an additional $16 million in total c...