Efficacy of Intramuscular Naloxone 0.4mg. in Prophylaxis of Intrathecal Morphine Induced Pruritus After Cesarean Section

Efficacy of Intramuscular Naloxone 0.4mg. in Prophylaxis of Intrathecal

The purpose of this study is to determine whether intramuscular naloxone 0.4mg. is effective in prophylaxis of intrathecal morphine induced pruritus after cesarean section.

Inclusion Criteria:

• patient schedule for cesarean section ASA class 1

Exclusion Criteria:

• have contraindication for spinal block
• complicated pregnancy
• have history of drug abuse during pregnancy
• obesity BMI>35kg./m2