hi, im 30 yrs old now, i had allergy rhinitis since 20 and im taking celestamine once a week or when my allergy persist... but now ive noticed that celestamine or claritin effective last for 2 days so i took it once aday... my problem is i got tounge numbness after intake of drugs, i can t enjoy my food, i can t taste it, how is it? any treatment or advice? tnx.....