Buy OxyContin OP 60 medicine has been prescribed for you for the relief of moderate to severe pain over a period of 12 hours. It contains which belong to a class of medicines called opioids, which are ‘pain relievers’. Order OxyContin OP 60 This medicine has been prescribed for you and should not be given to anyone else. Opioids can cause addiction and you may get withdrawal symptoms if you stop taking it suddenly.