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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 them first.

This drug should not be used with the following medication because very serious interactions may occur: strontium.

If you are currently using the medication listed above, tell your doctor or pharmacist before starting moxifloxacin.

Many drugs besides moxifloxacin may affect the heart rhythm (QT prolongation), including amiodarone, dofetilide, procainamide, quinidine, sotalol, certain macrolide antibiotics (e.g., erythromycin, clarithromycin), and certain antipsychotic medications (e.g., pimozide, thioridazine, ziprasidone), among others. Therefore, before using moxifloxacin, report all medications you are currently using to your doctor or pharmacist.

Before using this medication, tell your doctor or pharmacist of all prescription and nonprescription/herbal products you may use, especially of: live bacterial vaccines (e.g., typhoid, BCG), corticosteroids (e.g., prednisone, hydrocortisone), drugs for diabetes (e.g., glyburide, insulin), nonsteroidal anti-inflammatory drugs (NSAIDs such as ibuprofen, naproxen), warfarin.

Also report the use of drugs that might increase seizure risk when combined with this medication such as isoniazid (INH), phenothiazines (e.g., chlorpromazine), theophylline, or tricyclic antidepressants (e.g., amitriptyline), among others. Consult your doctor or pharmacist for details.

Although most antibiotics probably do not affect hormonal birth control such as pills, patch, or ring, some antibiotics may decrease their effectiveness. This could cause pregnancy. Examples include rifamycins such as rifampin or rifabutin. Be sure to ask your doctor or pharmacist if you should use additional reliable birth control methods while using this antibiotic.

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.

OVERDOSE: If overdose is suspected, contact your local poison control center or emergency room immediately. US residents can call the US National Poison Hotline at 1-800-222-1222. Canada residents can call a provincial poison control center.

NOTES: Do not share this medication with others.

This medication has been prescribed for your current condition only. Do not use it later for another infection unless told to do so by your doctor. A different medication may be necessary in that case.

Laboratory and/or medical tests (e.g., liver function, complete blood count, blood glucose) should be performed periodically to monitor your progress or check for side effects. Consult your doctor for more details.

MISSED DOSE: If you miss a dose, take it as soon as you remember. If it is near the time of the next dose, skip the missed dose and resume your usual dosing schedule. Do not double the dose to catch up.

STORAGE: Store at room temperature at 77 degrees F (25 degrees C) away from light and moisture. Brief storage between 59-86 degrees F (15-30 degrees C) is permitted. Do not store in the bathroom. Keep all medicines away from children and pets.

Do not flush medications down the toilet or pour them into a drain unless instructed to do so. Properly discard this product when it is expired or no longer needed. Consult your pharmacist or local waste disposal company for more details about how to safely discard your product.

Information last revised March 2011 Copyright(c) 2011 First DataBank, Inc.