Intraoperative Methadone for Postoperative Pain Control

Randomized Control Study on the Effectiveness of Intraoperative Methadone on Postoperative Pain Control

To compare patient pain perception and satisfaction as well as opioid-related side effects during inpatient and outpatient care when undergoing bariatric enhanced recovery after surgery protocols with and without methadone.

Inclusion Criteria:

• All patients undergoing initial gastric sleeve resection

Exclusion Criteria:

• Age <18 years or >60 years
• Patients with BMI >60
• AHI > 30 (AHI = Apnea-Hypopnea Index), indicative of severe Obstructive Sleep Apnea (OSA)
• ASA IV or V (American Society of Anesthesiology physical status classification system)
• Patients taking opioids for chronic conditions in the last 10 days preceding the surgery
• Patients currently being treated for chronic opioid addiction
• Patients with severe psychiatric diagnoses
• Allergies to medications used in protocol