Arrowhead Pharmaceuticals Inc. announced that it has earned a $200 million milestone payment from Sarepta Therapeutics. The payment was triggered by Arrowhead achieving the second development milestone in a Phase 1/2 clinical study of ARO-DM1 (also known as SRP-1003), an investigational RNA interference therapeutic for the treatment of type 1 myotonic dystrophy. According to the license and collaboration agreement with Sarepta, Arrowhead expects to receive the payment within 60 days.
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