gemifloxacin - oral, Factive (cont.)
DRUG INTERACTIONS: See also the How to Use and Side Effects sections.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 gemifloxacin.Many drugs besides gemifloxacin may affect the heart rhythm (QT prolongation), including amiodarone, dofetilide, quinidine, procainamide, sotalol, certain macrolide antibiotics (e.g., erythromycin, clarithromycin), and certain antipsychotic medications (e.g., pimozide, thioridazine, ziprasidone), among others. Therefore, before using gemifloxacin, 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), nonsteroidal anti-inflammatory drugs (NSAIDs such as ibuprofen, naproxen), probenecid, "blood thinners" (e.g., warfarin), urinary alkalinizers (e.g., potassium/sodium citrate).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.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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