Randomized Controlled Trial
A 2-week, multicenter, randomized, double-blind, placebo-controlled, dose-ranging, phase III trial comparing the efficacy of oxymorphone extended release and placebo in adults with pain associated with osteoarthritis of the hip...
Clin Ther. 2006 Mar 1;28(3):352-64.
Randomized Controlled Trial
Efficacy and tolerability of once-daily OROS hydromorphone and twice-daily extended-release oxycodone in patients with chronic, moderate to severe osteoarthritis pain: results of a 6-week, randomized, open-label,...
Clin Ther. 2007 May 1;29(5):874-88.