Promethazine Tablet: Uses, Dosage, Side Effects, Precautions and Alternates

Promethazine Tablet

Generic namepromethazine hydrochloride
Drug classPhenothiazine (antihistamine and antiemetic)
FormsTablet, Syrup, Oral solution, Suppository, Injection solution

Promethazine is an antihistamine that belongs to a group of medicines called phenothiazines. It is a drowsy antihistamine that can cross into the brain, which is why it may make you feel sleepy.