Indication:
*As a supplement of balanced anesthesia
*Pre-operative and post-operative analgesia
*Obstetrical analgesia during labor and delivery
Dosage & Administration:
Moderate to severe pain: by intravenous or intramuscular injection 10-20 mg for 70 kg patient, adjusted as required. Child up to 0.3 mg/kg repeated once or twice as necessary.
In balanced anesthesia: by intravenous or intramuscular injection 0.1-0.2 mg/kg.
Obstetrical analgesia during labor and delivery: by intravenous injection 0.3-1 mg/kg over 10-15 minutes with maintenance dose of 0.25-0.5 mg/kg in single intravenous administration as required.
Intra-operative analgesia: by intravenous injection 0.25-0.5 mg/kg at 30 minutes intervals.
Myocardial infarction: by slow intravenous injection 10-20 mg repeated after 30 minutes if necessary. Larger dose is required when used as supplement of anesthesia than that required for analgesia.
Children from 18 months to 15 years old: usually 0.2 mg/kg body-weight, given preferably by intravenous or intramuscular injection. Maintenance doses may be given at intervals of 4 to 6 hours or the dose must be determined by the physician.
Preparation:
