Promethazine Uses | 合法藥品大搜索

Generic name: promethazine (oral) [ pro-METH-a-zeen ] Brand name: Phenergan Drug classes: Antihistamines, Phenothiazine antiemetics[1][2][3]

Medically reviewed by Sanjai Sinha, MD[4]. Last updated on Dec 13, 2022.

Promethazine is in a group of drugs called phenothiazines (FEEN-oh-THYE-a-zeens). It works by changing the actions of chemicals in your brain. Promethazine also acts as an antihistamine[5]. It blocks the effects of the naturally occurring chemical histamine in your body.

Promethazine is used to treat allergy symptoms[6] such as itching, runny nose, sneezing, itchy or watery eyes, hives[7], and itchy skin rashes. It also prevents motion sickness, and treats nausea and vomiting or pain after surgery. It is also used as a sedative or sleep aid. ...