cimetidine - oral, Tagamet (cont.)
DRUG INTERACTIONS: See also How to Use section.Your healthcare professionals (e.g., 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 medications because very serious interactions may occur: cisapride, dofetilide, epirubicin.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting cimetidine.Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: artemether, atazanavir, azole antifungals (e.g., itraconazole, ketoconazole), clopidogrel, dasatinib, carmustine, lumefantrine, metformin, moclobemide, moricizine, procainamide, quinidine, silver sulfadiazine, drugs removed from your body by certain liver enzymes (such as lidocaine, metoprolol, propranolol, tacrine, warfarin, zaleplon, anti-seizure drugs including carbamazepine and phenytoin, benzodiazepines including diazepam, calcium channel blockers including diltiazem, narcotic analgesics including codeine, tricyclic antidepressants including amitriptyline, theophylline and related drugs).Check the labels on all your medicines because they may contain nonsteroidal anti-inflammatory drugs (NSAIDs such as aspirin, ibuprofen, naproxen) that may cause stomach irritation/ulcers. Ask your pharmacist about the safe use of those products. Low-dose aspirin should be continued if prescribed by your doctor for specific medical reasons such as heart attack or stroke prevention (usually at dosages of 81-325 milligrams per day). Consult your doctor or pharmacist for more details.Cigarette smoking can affect this medication. Tell your doctor if you smoke and if you stop or start smoking while using this medication.This medication and similar H2 blockers (e.g., famotidine, nizatidine, ranitidine) are available both with and without a prescription. Do not take them at the same time.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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