Promethazine is an antihistamine with sedative properties. It acts by blocking the release of certain chemicals (histamines) in the body that causes allergic reactions. It can also directly act on the brain and help you feel relaxed and calm.
Before receiving PHENERGAN 25MG, inform your doctor if you have any liver, kidney, or heart problems. You must also inform your doctor if you have asthma, or other breathing problems, glaucoma, epilepsy, hearing problems or blockage in the gut before receiving PHENERGAN 25MG as a precaution.
Talk to your doctor before receiving PHENERGAN 25MG if you are already taking any medicines for depression. Avoid consumption of alcohol before receiving PHENERGAN 25MG as it may reduce its effectiveness. Inform your doctor before receiving PHENERGAN 25MG if you are pregnant or breastfeeding.