Levaquin side effects. My daughter. Was given this drug for a sinus infection took for 14 doses per her doctors instructions. Her joint are in pain can t use her fingers. Knee s won t support her part of the time We decided to stop the drug. The doctors at tripper hospital in Honolulu tried more antibiotics to treat the swelling. More side effects. The are not sure of a diagnosis .. We finally left the military care and went outside to a holistic dr.. This doctor was enraged when she told her all the different thugs they just kept trying with no thought of the side effects. She stopped all pharm drugs at this time. How can we bring her immune system back in order .