 STOUGHTON, Mass., June 16, 2021 GLOBE NEWSWIRE -- Collegium Pharmaceutical, Inc. Nasdaq: COLL, a specialty pharmaceutical company committed to being the leader in responsible pain management, today announced a publication titled, Nonmedical Use of Xtampza ER and Other Oxycodone Medications in Adults Evaluated for Substance Abuse Treatment: Real-world Data from the Addiction Severity Index Multimedia Version ASI-MV, was published in the peer-reviewed medical journal, Journal of Pain Research. 