Bioequivalence of oxycodone hydrochoride extended release tablets to marketed reference products OxyContin® in Canada and US.

Introduction: Oxycodone is a semisynthetic opioid agonist used for the relief of moderate to severe pain. A new generic oxycodone hydrochloride (HCl) extended release (ER) tablet is currently being developed by Ranbaxy Pharmaceutical Inc., New Brunswick, NJ, USA.