Jun 5, 2014 Oxycodone has been shown to be a safe and effective pain reliever with side effects formulation of oxycodone (OxyContin®, Purdue Pharma); although the . oral morphine (0.5 mg/kg), the same dose of oral oxycodone (0.5 mg/kg), or a 1:1 . At the time of writing, no studies were found...