Promethegan, generic name promethazine belongs to a group of drugs known as Antihistamines Phenothiazine antiemetics. This medication generally works by changing the actions of the chemicals in the patient's brain. This medication also acts as an antihistamine. The medication blocks the effects of the naturally occurring chemical histamine in the patient's body.
Promethegan is an antihistamine. It works by stopping production of some natural substances (histamine) in your body. Promethegan may be used to prevent and treat the following conditions:Motion sickness Nausea and vomiting, before and after surgery Allergic symptoms: rash, itching, running nose, etc. Promethegan may also be used for sleeping and controlling pain or anxiety before and after surgery. Reduce symptoms caused by hay fever. Prevent inflammation of the eye (allergic conjunctivitis).
Promethegan also helps in reducing other unwanted effects such as nausea, pain, and agitation which may affect some natural substances such as acetylcholine, and may also directly exploit some parts of the brain.
It is a prescription drug and therefore can only be taken with a doctor's prescription.