Promethazine HCl 12.5mg+, 25mg+, 50mg; tabs; +scored. Motion sickness: 25mg 30–60mins before travel; may repeat in 8–12hrs; maintenance 25mg twice daily. Perioperative nausea & vomiting: 25mg ...

The pharmacokinetics of promethazine administered in oral syrup and rectal suppositories were highly variable, but, in general, the suppositories produced a lower C max and later t max than the syrup.

This week, the Therapeutic Goods Administration (TGA) put out an alert saying children under the age of six should not be given promethazine hydrochloride. The medication, commonly known by the ...