See also the 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 it. Do not start, stop or change the dosage of any medicine before checking with them first.
Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: water pills(diuretics such as furosemide, hydrochlorothiazide, amiloride), corticosteroids (e.g., prednisone), laxatives (e.g., milk of magnesia), sodium polystyrene sulfonate, drugs for irregular heartbeat (antiarrhythmics such as amiodarone, flecainide, propafenone), calcium injection/supplements, calcium channel blockers (e.g., diltiazem, verapamil), beta-blockers (e.g., metoprolol, propranolol), adrenaline-type drugs (sympathomimetics such as pseudoephedrine, phenylephrine), certain nonsteroidal anti-inflammatory drugs (NSAIDs such as ibuprofen, indomethacin), HIV protease inhibitors (e.g., ritonavir, saquinavir), macrolide antibiotics (e.g., clarithromycin, erythromycin), tetracycline antibiotics (e.g., doxycycline, tetracycline), aminoglycoside antibiotics (e.g., tobramycin, gentamicin), rifamycins (e.g., rifampin, rifabutin), propantheline, diphenoxylate, antacids, sucralfate, sulfasalazine, metoclopramide, cholestyramine, colestipol, psyllium, certain immunosuppressants (e.g., cyclosporine and tacrolimus), certain drugs for cancer (e.g., cyclophosphamide, methotrexate), thyroid medications (e.g., levothyroxine, methimazole), alprazolam, amphotericin B, acarbose, hydroxychloroquine, itraconazole, penicillamine, propantheline, phenytoin, quinine, certain herbal products (e.g., ginseng, St. Johns wort).
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.