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Raptor Falls On Failed Investigator-Run NASH Study

This article was originally published in Scrip

Executive Summary

Raptor Pharmaceuticals fell 37.5% on Sept. 14 to $7.52 per share after the Novato, California-based company revealed that RP103, a delayed-release version of its approved cystinosis drug Procysbi (cysteamine bitartrate) failed in a Phase IIb pediatric non-alcoholic steatohepatitis (NASH) clinical trial.


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