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decongestant/narcotic antitussive/apap/antihistamine - oral (cont.)

DRUG INTERACTIONS: 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 product should not be used with the following medications because very serious (rarely fatal) interactions may occur: MAO inhibitors (e.g., furazolidone, isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine), sibutramine.If you are currently using any of these medications listed above, tell your doctor or pharmacist before starting this medication. Avoid taking MAO inhibitors within 2 weeks before, during, and after treatment with this medication. In some cases a serious (possibly fatal) drug interaction may occur.Before taking this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially: other anticholinergic drugs (e.g., benztropine, belladonna alkaloids), beta blockers (e.g., metoprolol, atenolol), cimetidine, guanethidine, certain inhaled anesthetics (e.g., halothane), memantine, methyldopa, narcotic antagonists (e.g., naltrexone, naloxone), reserpine, scopolamine, tricyclic antidepressants (e.g., amitriptyline, desipramine).Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: certain antihistamines (e.g., diphenhydramine), anti-seizure drugs (e.g., carbamazepine), medicine for sleep or anxiety (e.g., alprazolam, diazepam, zolpidem), muscle relaxants, narcotic pain relievers (e.g., codeine), psychiatric medicines (e.g., chlorpromazine, risperidone, trazodone).The ingredients in this product are available in many prescription and nonprescription products. Check the labels on all your medications carefully to make sure you are not taking more than one product with the same ingredient(s). Consult your pharmacist if you are unsure about the ingredients in any of your medications.Check the labels on all your medicines (e.g., cough-and-cold products, diet aids) because they may contain ingredients that could affect your heart rate/blood pressure or cause drowsiness. Ask your pharmacist about the safe use of those products.Acetaminophen is available in both prescription and nonprescription products. Check the labels on all your medications carefully to make sure you are not taking more than the maximum daily dose. (See also How to Use section.)This medication may interfere with certain urine laboratory tests (e.g., 5-HIAA levels), possibly causing false test results. 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.



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