R/Sir,I am suffering from Urtecaria Dermatographism as diagnosed by Apollo hospital Skin specialist.Allegra 180 and allegra M i have used for 2 months along with lotins and creams but i have acuute ITCHING at legs ,thighs,hands,buttocks and neck and also RED spots at differentsparts of my body.Blood testing results were positive for DUST MITEs DUST,Mango almond etc.allergen.i am 68 yrs,old