Postoperative care will also be standardised. Patients complaining of pain will be given 25 mcg of Fentanyl intravenously as required (in PACU), Pethidine 50mg intramuscularly or simple oral analgesics (Paracetamol/Codeine 500-1000mg/8-16mg) every 6 hours in the ward area. Rescue antiemetics in the form of boluses of Ondansetron 4mg intravenously (to a maximum total dose of 16mg) and Cyclizine 50mg intramuscularly every 8 hours can be given. Patients will be prescribed oral Paracetamol/Codeine 500-1000mg/8-16mg every 6 hours and Diclofenac 50mg every 8 hours to take at home if required.