Allergy & Antihistamines 2

What it does:Cetirizine provides fast, non-drowsy relief from hay fever, dust, pet allergies, and hives.   How it works:It blocks histamine receptors, reducing sneezing, itching, and watery eyes wi...

What it does:Chlorphenamine is an antihistamine that eases hay fever, pet allergies, food allergies, skin reactions, and symptoms of the common cold.   How it works:It blocks histamine — the chemic...