116
Participants
Start Date
April 30, 2015
Primary Completion Date
May 31, 2017
Study Completion Date
May 31, 2017
pregabalin
see arm/group description. Lyrica manufacture site: Pfizer Manufacturing Deutschland GmbH, Freiburg, Germany.
Placebo
Placebo capsule containing lactose and MCC (no active ingredients).
Etoricoxib
Etoricoxib 120mg per oral once daily on postoperative days 1,2,3. 'Arcoxia' manufacture site: MSD International GMBH, Singapore
paracetamol
Paracetamol 1g per oral 6hourly on postoperative days 1,2,3. Manufacture site: SM Pharmaceuticals, Malaysia
Morphine
"patient-controlled analgesia intravenous morphine sulphate on postoperative days 1,2,3.~Manufacture site: Hameln Pharma Plus GMBH, Hameln, Germany"
Ropivacaine
Femoral block with ropivacaine 0.5% 30mls. Ropivacaine manufacture site: AstraZeneva AB, Sweden
National University Hospital, Singapore
OTHER