Diphenhydramine HCL (Benadryl), chlorpheniramine maleate (Chlor-Trimeton), loratadine (Claritin), and desloratadine (Clarinex) are antihistamines at which histamine receprot site listed below?

1 explanations

1. 

   oneguy

   Histamine is found in all tissues, particularly in mast cells and blood basophils. It is released in allergic and inflammatory reactions.

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