Imdur Oral

Imdur Oral Interactions

Your healthcare professionals (e.g., doctor or pharmacist) may already be aware of any possible drug interactions and may be monitoring you for it. 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 medications because very serious (possibly fatal) interactions may occur:

• drugs used to treat sexual problems (e.g., sildenafil, tadalafil, vardenafil)

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

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

• alcohol
• migraine drugs (e.g., ergotamine)
• water pills/diuretics (e.g., furosemide, hydrochlorothiazide)
• other drugs for high blood pressure (e.g., beta blockers, calcium channel blockers, ACE inhibitors)

Check the labels on all your medicines (e.g., cough-and-cold products, diet aids, nonsteroidal anti-inflammatory drugs-NSAIDs for pain/fever reduction) because they may contain ingredients that could increase your blood pressure, cause a fast heartbeat, or increase chest pain (e.g., pseudoephedrine, phenylephrine, chlorpheniramine, diphenhydramine, clemastine, ibuprofen, naproxen). Ask your pharmacist about the safe use of those products.

This product can affect the results of a certain lab test (serum cholesterol). Make sure laboratory personnel and all your doctors know you use this drug.

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.