6Jan Allergy Flashcards | Quizlet Posted by: admin Categories: Common Cold Comments Off on Allergy Flashcards | Quizlet Allergy Flashcards | Quizlet an allergy affecting the nose, eyes, and throat, caused by pollen from plants redness of the skin caused by swelling of the capillaries group of reddish wheals, usually accompanied by pruritus and often caused by an allergy reactions to insect bites and stings a compound that is released by cells in response to injury and in allergic and inflammatory reactions, causing contraction of smooth muscle and dilation of capillaries. antihistamines that make you feel sleepy - such as acrivastine, chlorphenamine (Piriton), hydroxyzine and promethazine non-drowsy antihistamines that are less likely to make you feel sleepy - such as cetirizine, cinnarizine, diphenhydramine, fexofenadine and loratadine Source link