http://www.medications.com/effect/view/23669 I WAS a very healty 45 year old. I walked/ran 3.5 miles a day and did weight training 3 x a week. Ate healthy. No medicines at all, never sick. Had a mild sinus infection and hot flashes followed by freezing that we thought might be from the sinus infection Tue, 18 Sep 2007 14:52:05 -0400 http://www.medications.com/effect/view/23669?item=1887 I've found many people on this website complaining of similar symptoms from fluoroquinolone antibiotics. You received TWO cycles! When I was researching my own problems I came across this website, I strongly urge you to check it out! www.fluoroquinolones. http://www.medications.com/effect/view/23669?item=1887