40
Participants
Start Date
July 31, 2012
Primary Completion Date
January 31, 2015
Study Completion Date
January 31, 2015
Oxycodone
Oral Oxycodone 5mg 6hrly/prn
Codeine
Oral Codeine 60mg 6hrly/prn
Tan Tock Seng Hospital, Singapore
Tan Tock Seng Hospital
OTHER