PARIS--(BUSINESS WIRE)--Pharnext SAS today announced its collaboration with OrphanDev, a dedicated platform offering support in regulatory, methodology and logistics for rare diseases. OrphanDev’s main mission is to accelerate the development of orphan drugs. This collaboration is related to the International pivotal Phase 3 trial of Pharnext’s investigational Pleodrug, PXT-3003, for the treatment of CMT 1A.