Collegium Pharmaceutical, Inc. is a pharmaceutical company, which engages in development and planning to commercialize next generation, abuse-deterrent products for the treatment of patients suffering from chronic pain and other diseases. Its products include Xtampza ER, Nucynta ER and Nucynta IR, Belbuca, and Symproic. The company was founded by Michael Thomas Heffernan in April 2002 and is headquartered in Stoughton, MA.