OxyContin is a brand name for a prescription medication containing the active ingredient oxycodone. It is classified as an opioid analgesic and is used for the management of moderate to severe chronic pain. OxyContin is a long-acting form of oxycodone, designed to provide pain relief over an extended period, often around 12 hours. Secure. Reliable. Private. At Online USA Pharmacy, we offer a safe, fast and discreet solution for all your medication needs. Discount prices. Save with a valid prescription from US licensed doctors