A Confirmatory Study of Fentanyl in Participants With Post-herpetic Neuralgia, Complex Regional Pain Syndrome or Postoperative Pain Syndrome

Summary

The purpose of this study is to evaluate the efficacy and safety of fentanyl in opioid-naive participants with post-herpetic neuralgia, complex regional pain syndrome or post-operative pain syndrome who cannot obtain a sufficient analgesic effect by the treatment of non-opioid analgesics (drug used to control pain).

Timeline

Start

2008-12

Primary completion

2010-03

Completion

2010-03

Outcome

Met primary endpoint

paper In the N02 study, both primary efficacy (P = 0.0003) and VAS (8.7 [2.4, 15.0] mm, P = 0.0071) results showed that fentanyl was more effective than placebo. PMID 26359327 ↗

Publications

• Arai T, Kashimoto Y, Ukyo Y, Tominaga Y, Imanaka K. Two placebo-controlled, randomized withdrawal studies to evaluate the fentanyl 1 day patch in opioid-naive patients with chronic pain. Curr Med Res Opin. 2015 Dec;31(12):2207-18. doi: 10.1185/03007995.2015.1092127. Epub 2015 Oct 19.

Drugs

Indications