Levaquin can cause joint/muscle/tendon pain or swelling (tendonitis, tendon rupture) that should be reported to your doctor. This is more common in the elderly.
My mother suffered with this while on Levaquin and couldn't put any weight on her legs for a number of weeks after finishing her meds due to the shooting pains in her lower legs while trying to stand (tendon rupture) which just required time to heal.
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