Dexamethasone is an extremely effective antiemetic for children.

Usually a one-off dose of 4 mg is given.

This single dose has not been shown to produce significant adverse effects such as immunosuppression and poor wound healing.

Has rescue antiemetic properties

Most effective if given early on in the operation.

An awake patient may complain of an uncomfortable sensation of perineal warmth, when dexamethasone is given