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A member asked:

Is it possible to be allergic to more than one antihistamine? not the fillers in the pills but the medicene itself. hives from benadryl (diphenhydramine) and xyzal?

A doctor has provided 1 answer
Dr. Kaleyathodi Bhat answered

Specializes in Allergy and Immunology

Anthitamin allerg: Benardryl and xyzal (levocetirizine) are different molecules, allergy to one does not cross react with the other.

Answered 12/9/2013

4.7k views

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