Search for a trial

A dose-ascending, parallel group, randomised, double-blind, placebo-controlled pilot phase followed by a parallel group, randomised, double-blind, placebo-controlled phase to compare the effect of intravenous MR30507/09, MR30365/07 and fentanyl on respiratory responses, and an assessment of naloxone reversal and naltrexone blockade on MR30507/09 and MR30365/07 in healthy subjects

This study is intended to establish a dose response rate of MR30507/09 with respect to respiratory effects compared to MR30365/07, fentanyl and placebo..