The inhibitory effect of antiallergy drugs on allergen and histamine induced wheal and flare response.
D000328:Adult; D000485:Allergens; D000628:Aminophylline / Q000494:pharmacology; D004809:Ephedrine / Q000494:pharmacology; D006636:Histamine Release / Q000187:drug effects*; D006801:Humans; D006919:Hydroxyzine / Q000494:pharmacology*; D008297:Male; D010919:Placebos; D011241:Prednisone / Q000494:pharmacology; D012882:Skin Tests
D000485:Allergens; D010919:Placebos; D000628:Aminophylline; D006919:Hydroxyzine; D004809:Ephedrine; D011241:Prednisone