228
Participants
Start Date
March 31, 2002
Primary Completion Date
November 30, 2004
Study Completion Date
February 28, 2005
Preservative-free epidural morphine
One time dose of preservative-free epidural morphine 2.5 mg given within one hour following vaginal delivery
Placebo
5 ml of epidural preservative-free saline given within one hour following vaginal delivery
Mount Sinai Hospital, Toronto
The Physicians' Services Incorporated Foundation
OTHER
Mount Sinai Hospital, Canada
OTHER