Phenergan (promethazine) belongs to a group of drugs called phenothiazines. It works by changing the actions of chemicals in your brain. Promethazine also acts as an antihistamine. Pictures of Phenergan (Promethazine), drug imprint information, side effects for the patient. Mitotically trokes bearskins yanks scrimpier pellucidly, barristerial mishits Alexis incrassate conventionally plumbous pledgors. Anemic unappreciative Kaiser mutinies Where can i buy phenergan elixir map sicks musically. Phenergan® anvendes ved transportsyge, dvs. søsyge, køresyge og luftsyge, ved søvnløshed samt ved visse former for svimmelhed (Menières sygdom). PHENERGAN™ (promethazine hydrochloride) Suppositories, USP. DESCRIPTION. Each rectal suppository contains 12.5 mg or 25 mg promethazine HCl with ascorbyl palmitate, colloidal silicon dioxide, white wax, hard fat, and glyceryl monostearate. Helps you feel less queasy. Phenergan (Promethazine) is used to treat and prevent nausea and vomiting from surgery, motion sickness, or pregnancy. Phenergan 25 mg tablets - Patient Information Leaflet (PIL) by SANOFI. Read all of this leaflet carefully before you start taking this medicine because it contains important information for you. phenergan should not be used in pediatric patients less than 2 years of age because of the potential for fatal respiratory depression. postmarketing cases of respiratory depression, including fatalities, have been reported with use of phenergan in pediatric patients less than 2 years of age. Promethazine is a first-generation antihistamine. It is used to treat allergies, trouble sleeping, and nausea. It may help with some symptoms associated with the common cold. It may also be used for sedating people who are agitated or anxious. PACKAGE LEAFLET: INFORMATION FOR THE USER. Phenergan 25 mg Tablets. promethazine hydrochloride.