How Does An Antihistamine Reduce Allergy Symptoms?

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How Does An Antihistamine Reduce Allergy Symptoms?

An antihistamine blocks receptors for inflammatory chemicals released from granules within mast cells. An antihistamine kills mast cells, blocking an allergic reaction. An antihistamine binds pollen antigens, preventing them from provoking an allergic reaction.
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An antihistamine blocks receptors for inflammatory chemicals released from granules within mast cells.

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