Conditions: Post-Operative Pain
Allocation: RANDOMIZED | Intervention model: PARALLEL
Enrollment: 161
Healthy volunteers: no

Brief summary:
The purpose of this study is to compare the efficacy and safety of the sublingual Sufentanil Tablet (ST) 30 mcg to the sublingual Placebo Tablet (PT) for the short-term management of moderate-to-severe acute post-operative pain in patients after abdominal surgery.

Detailed description:

Arms:
arm 1: A stratified randomization will be applied in this study with sex as a stratification factor. Patients who meet all inclusion and none of the exclusion criteria at screening, and following surgery, will be randomly assigned at a 2:1 ratio to treatment with ST 30 mcg or PT within one of two groups (male or female) at each study center. Patients may receive a dose of study medication no more frequently than once per hour. The study may last up to 48 hours. arm 2: A stratified randomization will be applied in this study with sex as a stratification factor. Patients who meet all inclusion and none of the exclusion criteria at screening, and following surgery, will be randomly assigned at a 2:1 ratio to treatment with ST 30 mcg or PT within one of two groups (male or female) at each study center. Patients may receive a dose of study medication no more frequently than once per hour. The study may last up to 48 hours.

Interventions: intervention 1: Sufentanil Tablet 30 mcg intervention 2: Placebo Tablet
Intervention descriptions: intervention 1: None intervention 2: None

Protocol document: