http://www.medications.com/effect/view/40864 My daughter is 16 and was given Levaquin 500 for a sinus infection. While on the medication she was tired but not much else in the side effect category. Now here we are 4 weeks later and she has acute abdomen pain, extreme fatigue,nausea, a headache, and s Thu, 23 Apr 2009 12:43:32 -0400 http://www.medications.com/effect/view/40864?item=19127 Have you given her any acidophillis tablets from the health food store? I am done with my levaquin treatment and prior to me finishing my treatment, i had a side effect of loose stool which lasted for 1 day. I had to eat like a baby , vegtables, yogurt http://www.medications.com/effect/view/40864?item=19127 Thu, 23 Apr 2009 19:34:20 -0400 http://www.medications.com/effect/view/40864?item=19135 Be careful. New reactions can occur for quite some time after you stop taking this poison. My tendon didn't rupture until more than 6 months had passed. Now, more than 2 years after stopping, I still have residual problems. So please be very careful. http://www.medications.com/effect/view/40864?item=19135 Fri, 24 Apr 2009 10:46:06 -0400 http://www.medications.com/effect/view/40864?item=19158 GET A LAWYER ALSO. THIS POISON SHOULD NOT BE USED ON ANYONE UNDER THE AGE OF 18 UNLESS IT'S A MATTER OF LIFE OR DEATH. http://www.medications.com/effect/view/40864?item=19158