The following are used for treatment of postoperative nausea and vomiting following squint surgery in children except:-: (A) Propofol, (B) Ketamine, (C) Dexamethasone, (D) Ondansetron
Answer is B. ketamine does not have antiemetic effect, among anaesthetic agent propofol has antiemetic effect. even benzodiazepine has antiemetic effect , midazolam has best antiemetic effect among them.