Collegium Pharmaceutical is a company that develops and provides medicines for pain management and attention deficit hyperactivity disorder. Its products include Xtampza ER, an extended-release formulation of oxycodone; Belbuca, a buccal film with buprenorphine; Jornay PM, a central nervous system stimulant for ADHD; Nucynta in extended-release and immediate-release forms; and Symproic for opioid-induced constipation. The company serves individuals with pain conditions, ADHD, and prescribers in the United States.