DRUG INTERACTIONS: See also Precautions section.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 them first.This drug should not be used with the following medication because very serious interactions may occur: dofetilide.If you are currently using this medication, tell your doctor or pharmacist before starting benazepril/hydrochlorothiazide.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription products you may use, especially of: aliskiren, cisapride, cholestyramine, colestipol, diazoxide, drugs that suppress the immune system (e.g., azathioprine), drugs which can increase dizziness (e.g., phenobarbital, narcotic analgesics), drugs that may increase the level of potassium in the blood (such as ARBs including losartan/valsartan, birth control pills containing drospirenone), lithium, probenecid, gold injections.A very serious reaction may occur if you are getting injections for bee/wasp sting allergy (desensitization) and are also taking benazepril with hydrochlorothiazide. Make sure all your doctors know which medicines you are using.Check the labels on all your medicines (such as cough-and-cold products, diet aids, or NSAIDs such as ibuprofen, naproxen) because they may contain ingredients that could increase your blood pressure or worsen your heart failure. Ask your pharmacist for more details.This document does not contain all possible interactions. Therefore, before using this product, tell your doctor or pharmacist of all the products you use. Keep a list of all your medications with you, and share the list with your doctor and pharmacist.
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