Promethazine injection is used to relieve or prevent some types of allergy or allergic reactions.
Promethazine Hydrochloride Injection is used to treat or prevent nausea and vomiting caused by anesthesia or surgery, certain types of allergic reactions, pain caused by surgery or childbirth, motion sickness, and to sedate patients before surgery or medical procedures. It is usually administered when a person cannot take the medication orally (by mouth)1. If you have any specific questions or need further information, feel free to ask! 😊