Before using moxifloxacin injection,
tell your doctor and pharmacist if you are allergic to moxifloxacin, other quinolone or fluoroquinolone antibiotics such as ciprofloxacin (Cipro), gemifloxacin (Factive), levofloxacin (Levaquin), and ofloxacin, any other medications, or if you are allergic to any of the ingredients in moxifloxacin injection. Ask your doctor or pharmacist for a list of the ingredients.
tell your doctor and pharmacist what other prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take. Be sure to mention the medications listed in the IMPORTANT WARNING section and any of the following: anticoagulants ('blood thinners') such as warfarin (Coumadin, Jantoven); certain antidepressants; antipsychotics (medications to treat mental illness); nonsteroidal anti-inflammatory drugs (NSAIDs) such as ibuprofen (Advil, Motrin, others) and naproxen (Aleve, Naprosyn, others); cisapride (Propulsid) (not available in the U.S.); diuretics ('water pills'); erythromycin (E.E.S., Eryc, Erythrocin, others); insulin or other medications to treat diabetes such as chlorpropamide, glimepiride (Amaryl, in Duetact), glipizide (Glucotrol), glyburide (DiaBeta), tolazamide, and tolbutamide; certain medications for irregular heartbeat including amiodarone (Nexterone, Pacerone), disopyramide (Norpace), procainamide, quinidine (in Nuedexta), and sotalol (Betapace, Betapace AF, Sorine, Sotylize). Your doctor may need to change the doses of your medications or monitor you carefully for side effects.
tell your doctor if you or anyone in your family has or has ever had a prolonged QT interval (a rare heart problem that may cause irregular heartbeat, fainting, or sudden death). Tell your doctor if you have or have ever had an irregular or slow heartbeat, a heart attack, an aortic aneurysm (swelling of the large artery that carries blood from the heart to the body), high blood pressure, peripheral vascular disease (poor circulation in the blood vessels), Marfan syndrome (a genetic condition that can affect the heart, eyes, blood vessels and bones), Ehlers-Danlos syndrome (a genetic condition that can affect skin, joints, or blood vessels), and if you have a low level of potassium or magnesium in your blood. Also tell your doctor if you have or have ever had diabetes or problems with low blood sugar, or liver disease.
tell your doctor if you are pregnant or plan to become pregnant or if you are breastfeeding. If you become pregnant while using moxifloxacin injection, call your doctor.
do not drive a car, operate machinery, or participate in activities requiring alertness or coordination until you know how moxifloxacin injection affects you.
plan to avoid unnecessary or prolonged exposure to sunlight or ultraviolet light (tanning beds and sunlamps) and to wear protective clothing, sunglasses, and sunscreen. Moxifloxacin injection may make your skin sensitive to sunlight. Call your doctor if you develop skin redness or blisters during your treatment with moxifloxacin injection.