This medicine is a fluoroquinolone antibiotic used to treat bacterial infections.
Follow the directions for taking this medicine provided by your doctor. This medicine has a MEDICATION GUIDE approved by the U.S. Food and Drug Administration. Read it carefully. Ask your doctor, nurse, or pharmacist any questions that you may have about this medicine. Take this medicine by mouth with or without food. If stomach upset occurs, take with food to reduce stomach irritation. DRINK PLENTY OF LIQUIDS while taking this medicine. DO NOT TAKE A PRODUCT that has magnesium, aluminum, calcium, zinc, iron, or sucralfate in it within 8 hours before or 4 hours after you take this medicine. Examples of these products include antacids, multivitamins, chewable/buffered didanosine, didanosine suspension, and quinapril. Check with your doctor or pharmacist if you have a question about whether you should separate this medicine from a certain food or product. STORE THIS MEDICINE at room temperature, between 59 and 86 degrees F (15 and 30 degrees C), away from heat, moisture, and light. Do not refrigerate. Do not store in the bathroom. KEEP THIS MEDICINE out of the reach of children and away from pets. TAKE THIS MEDICINE ON A REGULAR SCHEDULE to get the most benefit from it. TO CLEAR UP YOUR INFECTION COMPLETELY, take this medicine for the full course of treatment. Keep taking it even if you feel better in a few days. IF YOU MISS A DOSE OF THIS MEDICINE, use it as soon as possible. If it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do NOT take more than 1 dose in the same day.
WARNING: This medicine is associated with an increased risk of tendon problems. These include pain, swelling, inflammation, and possible breakage of tendons. The risk of tendon problems is greater in patients who are over 60 years old, take corticosteroids (eg, prednisone), or have received kidney, heart, or lung transplants. The Achilles tendon in the back of the foot/ankle area is most often affected. However, problems may also occur in other tendons (eg, in the shoulder, arm, or hand). Problems may occur while you take this medicine or up to several months after you stop taking it. SIGNS OF TENDON PROBLEMS may include pain, soreness, redness, or swelling of a tendon or joint; bruising right after an injury in a tendon area; hearing or feeling a snap or pop in a joint or tendon area; or inability to move or bear weight on a joint or tendon area. Tell your doctor right away if you experience any of these symptoms while you take this medicine or within several months after you stop it. THIS MEDICINE MAY WORSEN muscle weakness and breathing problems in patients with myasthenia gravis. Do not take this medicine if you have a history of myasthenia gravis. Some medicines or medical conditions may interact with this medicine. INFORM YOUR DOCTOR OR PHARMACIST of all prescription and over-the-counter medicine that you are taking. DO NOT TAKE THIS MEDICINE if you are taking certain antiarrhythmics (eg, amiodarone, dronedarone, procainamide, quinidine, sotalol), asenapine, citalopram, nilotinib, pentamidine, or tetrabenazine. ADDITIONAL MONITORING OF YOUR DOSE OR CONDITION may be needed if you are taking antiarrhythmics (eg, dofetilide), arsenic, bepridil, chloroquine, cisapride, clozapine, crizotinib, diuretics (eg, furosemide, hydrochlorothiazide), dolasetron, domperidone, droperidol, fluconazole, halofantrine, haloperidol, iloperidone, macrolide antibiotics (eg, erythromycin), maprotiline, methadone, ondansetron, paliperidone, phenothiazines (eg, thioridazine), pimozide, quetiapine, romidepsin, tacrolimus, telithromycin, toremifene, tricyclic antidepressants (eg, amitriptyline), tyrosine kinase inhibitors (eg, dasatinib), vandetanib, ziprasidone, or any other medicine that may increase the risk of a certain type of irregular heartbeat (prolonged QT interval). Check with your doctor or pharmacist if you are unsure if any of your medicines may increase the risk of this type of irregular heartbeat. Tell your doctor if you are taking corticosteroids (eg, prednisone), nonsteroidal anti-inflammatory drugs (NSAIDs) (eg, ibuprofen, ketorolac), or warfarin. DO NOT START OR STOP any medicine without doctor or pharmacist approval. Inform your doctor of any other medical conditions, including a stomach infection, liver problems, brain or nervous system problems, increased pressure in the brain, Alzheimer disease, brain blood vessel problems, allergies, pregnancy, or breast-feeding. Tell your doctor if you have a history of seizures; severe or persistent diarrhea; skin sensitivity to the sun; low blood potassium levels; irregular heartbeat (eg, QT prolongation) or other heart problems (eg, fast or slow heartbeat, angina, heart failure); heart attack; joint or tendon problems; rheumatoid arthritis; kidney problems or decreased kidney function; or heart, kidney, or lung transplant. Tell your doctor if you have a family member with a history of irregular heartbeat (eg, QT prolongation), or if you participate in strenuous physical work or exercise. USE OF THIS MEDICINE IS NOT RECOMMENDED if you have a certain type of irregular heartbeat (eg, QT prolongation), uncorrected low blood potassium levels, or a history of myasthenia gravis. Contact your doctor or pharmacist if you have any questions or concerns about using this medicine.
SIDE EFFECTS that may occur while taking this medicine include diarrhea, dizziness, headache, or nausea. If they continue or are bothersome, check with your doctor. THIS MEDICINE MAY WORSEN muscle weakness and breathing problems in patients with myasthenia gravis. Do not take this medicine if you have a history of myasthenia gravis. CONTACT YOUR DOCTOR IMMEDIATELY if you experience bloody or tarry stools; burning, numbness, tingling, pain, or weakness of the arms, hands, legs, or feet; chest pain; decreased urination; fainting; fast, slow, or irregular heartbeat; fever, chills, unusual cough, or persistent sore throat; hallucinations; hearing loss or other hearing changes; inability to move or bear weight on a joint or tendon area; moderate to severe sunburn; mood or mental changes (eg, new or worsening anxiety, agitation, confusion, depression, nervousness, paranoia, restlessness); muscle pain or weakness; nightmares; pain, soreness, redness, swelling, weakness, or bruising of a tendon or joint area; red, swollen, blistered, or peeling skin; seizures; severe or persistent diarrhea; severe or persistent dizziness, headache, or lightheadedness; shortness of breath or trouble breathing; stomach pain or cramps; suicidal thoughts or actions; symptoms of liver problems (eg, dark urine, loss of appetite, pale stools, yellowing of the skin or eyes); tremor; trouble sleeping; trouble walking or unusual gait; unusual bruising or bleeding; unusual swelling or weight gain; unusual tiredness or weakness; unusual vaginal discharge, itching, or odor; vision changes (eg, blurred vision, vision loss); or white patches in the mouth. AN ALLERGIC REACTION to this medicine is unlikely, but seek immediate medical attention if it occurs. Symptoms of an allergic reaction include rash; hives; itching; difficulty breathing or swallowing; tightness in the chest or throat; swelling of the mouth, face, lips, or tongue; or unusual hoarseness. If you notice other effects not listed above, contact your doctor, nurse, or pharmacist. This is not a complete list of all side effects that may occur. If you have questions about side effects, contact your healthcare provider. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
If overdose is suspected, contact your local poison control center or emergency room immediately. Symptoms may include irregular heartbeat.
If your symptoms do not improve within a few days or if they become worse, check with your doctor. DO NOT SHARE THIS MEDICINE with others for whom it was not prescribed. DO NOT USE THIS MEDICINE for other health conditions, or later for other infections. A different medicine may be needed in those cases. CHECK WITH YOUR PHARMACIST about how to dispose of unused medicine.