I have been taking Clariten for about 2 weeks and its worked well. But all of a sudden today I have suffered so bad. I didn't miss a dose. Can an allergy med just quit working. My doc gave me a prescription for Allegra. Does anyone switch back and forth or use two? Today was terrible!!!!!!!!!!1

[This message has been edited by Citykittie (edited 04-02-2003).]