Klorazine Inj

In Depth

Generic Name: CHLORPROMAZINE - INJECTION
Pronounced: (klor-PRO-muh-zeen)

Klorazine Inj Interactions

Your doctor or pharmacist may already be aware of any possible drug interactions and may be monitoring you for them. Do not start, stop, or change the dosage of any medicine before checking with your doctor or pharmacist first.

This drug should not be used with the following medications because very serious interactions may occur:

metrizamide
pergolide
cabergoline
sibutramine
drugs that may affect the heart rhythm (QTc prolonging drugs such as cisapride, pimozide, ziprasidone, amiodarone, droperidol, ranolazine, halofantrine, bepridil, disopyramide)

If you are currently using any of these medications, tell your doctor or pharmacist before starting chlorpromazine.

Other drugs besides chlorpromazine and those listed above that may affect the heart rhythm (QT prolongation in the EKG) include dofetilide, quinidine, sotalol, procainamide, and erythromycin, among others. Before using chlorpromazine, report all medications you are currently using to your doctor or pharmacist. QT prolongation can infrequently result in serious (rarely fatal) fast/irregular heartbeat and other symptoms (e.g., severe dizziness, fainting) that require immediate medical attention. Ask your doctor or pharmacist for more details and for instructions on how you may reduce the risk of this effect.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of:

alpha blockers (e.g., prazosin)
"blood thinners" (e.g., warfarin)
propranolol
guanethidine
guanadrel
lithium
phenytoin
certain "water pills" (potassium-wasting diuretics such as hydrochlorothiazide, chlorthalidone)

Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: