Taking
Levaquin is not recommended if you have ever been allergic to its active ingredient (
levofloxacin) or other antibiotics of the kind, including
ofloxacin,
lomefloxacin,
ciprofloxacin,
moxifloxacin, or
norfloxacin. Make sure you let your health care provider know if you are taking any other medications or if you have low levels of potassium, a personal or family history of long QT syndrome, liver disease, kidney disease, myasthenia gravis, seizures, diabetes, or joint problems, as these factors may affect the dose you are prescribed and how often you will need to take it. This drug is FDA pregnancy category C. This category means that it is not known for sure whether Levaquin can be harmful to an unborn baby, but it has been established that this medicine can pass into breast milk. The following heart rhythm disease medications are supposed to be reported to your doctor if you are taking them, as dangerous interactions with Levaquin are possible: bretylium, procainamide, quinidine, amiodarone, sotalol, and disopyramide. Also make sure your doctor is aware of any other drugs you are taking that have been reported to cause interference with Levaquin and affect the quality of your treatment. The following ones are important to mention: blood thinners, oral insulin or diabetes medications, nonsteroidal anti-inflammatory drugs, and oral steroid medications.