1. Pediatric patients 3-17 years old

2. Patients scheduled for tonsillectomy and/or adenoidectomy (with and without myringotomy) , or dental restoration,

3. Patients receiving a general anesthetic (inhaled agent without nitrous oxide) with POV prophylaxis with two agents (ondansetron and dexamethasone)

4. Post operative vomiting in PACU or second stage recovery requiring antiemetic rescue.

Rescue Emetic Therapy for Children Having Elective Surgery