Cetirizine Hydrochloride products help to relieve hayfever and allergy symptoms. This popular hayfever tablet is an antihistamine medicine that helps the symptoms of allergies and is often used to treat symptoms from hay fever, conjunctivitis (red, itchy eye) and allergies.
How does Cetirizine work?
Cetirizine hydrochloride tablets are classed as an antihistamine that works by blocking the action of histamine. Histamine is a substance in the body that causes allergic symptoms such as sneezing, itchy eyes and more.