Singapore, Feb. 12 -- BridgeBio Pharma, Inc. and Kyowa Kirin have announced a partnership wherein BridgeBio's affiliate, QED Therapeutics, grants Kyowa Kirin an exclusive license to develop and commercialise infigratinib for achondroplasia, hypochondroplasia, and other skeletal dysplasias in Japan.

In exchange, BridgeBio will receive an upfront payment of $100 million as well as royalties up to the high-twenties percent on sales of infigratinib in Japan, with the potential for additional milestone-based payments.

Infigratinib is an oral small molecule designed to inhibit FGFR3 and thus target FGFR3-driven skeletal dysplasias at their source, including achondroplasia and hypochondroplasia.

Achondroplasia is the most common cause of disp...