Texas To Tokyo: Japan Darvias Approval Marks End Of Long Development Road

96-Year-Old Originator 'Kept Faith'

Solasia's arsenical drug darinaparsin has received its global-first approval in Japan, for PTCL, in a landmark for the Texan chemist who discovered it back in the 70s and paving the way for wider indications and Asian markets.

PTCL drug Darvias received its first approval in Japan
Arsenical Drug Darvias Approved For PTCL in Japan • Source: Shutterstock

Japanese bioventure Solasia Pharma K.K.'s Darvias (darinaparsin; SP-02) has received its first approval in Japan for the treatment of relapsed/refractory peripheral T-cell lymphoma (PTCL), marking the end of a decades-long journey to market for the organoarsenical molecule's original US inventor.

Although the reimbursement price under the country's national health insurance system following the 20 June approval has yet to be decided, Tokyo-based Solasia told Scrip that it has a plan to launch the product between June and December through local

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