- Conditions
- Back Pain
- Interventions
- oxycodone IR, placebo, tapentadol IR
- Drug
- Lead sponsor
- Ortho-McNeil Janssen Scientific Affairs, LLC
- Industry
- Eligibility
- 50 Years to 85 Years
- Enrollment
- 108 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 37
- States / cities
- Haleyville, Alabama • Tallassee, Alabama • Peoria, Arizona + 34 more
Source: ClinicalTrials.gov public record
Updated May 8, 2014 · Synced May 22, 2026, 12:13 AM EDT