antihistamines/decongestants - oral (cont.)
DRUG INTERACTIONS: If you are taking this product under your doctor's direction, 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: MAO inhibitors (e.g., furazolidone, isocarboxazid, linezolid, moclobemide, phenelzine, procarbazine, rasagiline, selegiline, tranylcypromine).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 using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: other antihistamines, blood pressure medications (especially reserpine, guanethidine, methyldopa, beta blockers such as atenolol, or calcium channel blockers such as nifedipine), other decongestants (taken by mouth or applied in the nose), digoxin, tricyclic antidepressants (e.g., amitriptyline, desipramine).The decongestant in this product may worsen the serious side effects of some medications for migraine headaches (e.g., sumatriptan, naratriptan, zolmitriptan, ergotamine). If you are taking any of these migraine medications, tell your doctor before starting this decongestant product.Tell your doctor or pharmacist if you also take drugs that cause drowsiness such as: 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, amitriptyline, trazodone).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.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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