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Promethazine
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. It blocks the effects of the naturally occurring chemical histamine in your body. Promethazine is used to treat...
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Promethazine Tablets
Promethazine is used for: Relieving allergy symptoms, including hives and nasal congestion. It is used to prevent and control pain and nausea during and after surgery. It is also used to help produce light sleep, and for the prevention of motion sickness. This medicine is not to be used to treat...
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Promethazine hydrochloride
Phenergan is an antihistamine that relieves nasal stuffiness and inflammation and red, inflamed eyes caused by hay fever and other allergies. It is also used to treat itching, swelling, and redness from hives and other rashes; allergic reactions to blood transfusions; and, with other medications,...
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Promethazine
Each teaspoonful (5 mL) of Promethazine HCl Oral Solution contains 6.25 mg promethazine HCl in a flavored syrup base with a pH between 4.7 and 5.2. Alcohol 7%. The inactive ingredients present are ascorbic acid, citric acid, D&C Yellow No. 10, edetate disodium, ethyl alcohol, FD&C Blue No....
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Promethazine Hydrochloride
Competitively antagonizes histamine at H 1 receptor sites. Produces sedative, antiemetic, and anticholinergic effects.
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See also: Allergic Reactions, Anaphylaxis, Hay Fever, Light Sedation, Motion Sickness, Nausea/Vomiting, Opiate Adjunct, Sedation, Urticaria, Vertigo

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