hi im a parapligic and got very cold and shivery saterday so i taught i was haveing uti so i wenth to dr got antiboticks to take there was no urine sample taken because i regulary have uti but even now im still sick im on keflex i now think its not my waterworks but something else so im on tablets im still week feeling coold then hot then my head like a hangover i allso have constant couf only when i talk it tickills and a drop on my nose which is light so it makes my couff if it gos down my neck i sapose my bowls moved urine seems ok im on kflex why is my cold chills happining