| Study | Reason for exclusion |
|---|---|
| Brunelle 1988 | Not specifically described as randomised |
| Coutinho 1976 | Included participants with mild baseline pain |
| Gleason 1987 | Included participants who had taken a single dose of rescue medication in efficacy analysis |
| Offen 1985 | No separate results for studies without uterine cramping |
| Petersen 1978 | Study medication administered preoperatively |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.