PROMETHAZINE HYDROCHLORIDE- promethazine hydrochloride tablet
NCS HealthCare of KY, Inc dba Vangard Labs
Patient Information Leaflet
Promethazine Hydrochloride Tablets, USP
This is a summary of the most important information about promethazine. For details, talk to your healthcare professional.
Promethazine is an antihistamine which can be taken by mouth as a tablet or syrup, rectally as a suppository, or by injection. It can be used for:
Promethazine should not be given to:
The following are the major potential risks and side effects of promethazine therapy. However, this list is not complete.
Promethazine may cause drowsiness which may impair your ability to ride a bike, drive a car, or operate machinery. This may be worsened if taken with alcohol or other drugs that also cause central nervous system (CNS) slowing such as sedatives, pain medicines, tranquilizers or certain drugs for depression.
Promethazine should not be used in patients with poor lung function such as chronic obstructive lung disease or breathing problems while sleeping (sleep apnea).
Promethazine should be used with caution in patients with seizures or who are on other medicines which may also increase the risk of seizures.
Promethazine should not be used in patients with bone-marrow problems or used with other drugs that affect the bone marrow's production of blood cells.
This potentially deadly syndrome includes symptoms such as fever, muscle rigidity, mental changes, changes in pulse or blood pressure, fast heartbeat, increased sweating or irregular heart rhythm.
Before you start taking promethazine, tell your healthcare professional if you:
Promethazine and certain other medicines can interact with each other. Tell your healthcare professional about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Some medicines may affect how promethazine works or promethazine may affect how your other medicines work. Know the medicines you take. Keep a list of them with you to show your healthcare professional.
Especially tell your healthcare professional if you take:
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.