Collegium Pharmaceutical, Inc. announced that the U.S. Food and Drug Administration (FDA) has accepted the Company’s investigational new drug (IND) application to begin a clinical trial of Hydrocodone DETERx®, an abuse-deterrent, extended-release analgesic for the treatment of chronic pain. This proof of concept clinical trial is intended to evaluate the safety, bioavailability, and abuse deterrence properties of Hydrocodone DETERx.


