Localized Urticaria with Intravenous Ondansetron: A Case Report.

Ondansetron is an eff ective antiemetic agent widely used to control nausea and vomiting associated with malignancy and surgery. Although hypersenstivity reactions have been reported with ondansetron in connection with emetogenic chemotherapy, it has been rarely addressed under perioperative settings. Th is case highlights the need of increased awareness among anaesthesiologists regarding the allergic potential of ondansetron and emphasize for judicious administration of this drug with adequate emergency backup.