Melatonin and Its Effect on the Perioperative Opioid Needs in Pediatric Patients Undergoing Laparoscopic Surgery.

Melatonin and Its Effect on the Perioperative Opioid Needs in Pediatric Patients Undergoing Laparoscopic Surgery.

To study the role of Preoperative Melatonin adminsteration in pediatric patients undergoing laparoscopic surgeries regarding its analgesic and sedative effects

Inclusion Criteria:

• Age from 2 to 10 years.
• Sex: Both sexes.
• Patients with ASA classificaion I and II.

Exclusion Criteria:

• Declining to give written informed consent.
• History of allergy to the medications used in the study.
• psychiatric disorder.
• ASA classification III-V.
• Fever ,cough , asthma or upper respiratory tract infection, neuromuscular disorders, spine abnormalities.
• Anticipated difficult airway .
• History of malignant hyperthermia