Zirtek allergy tablets triple pack contains 63 tablets with a saving of 18% off RRP. Zirtek allergy tablets are used to treat people who suffer from hay fever or seasonal allergic rhinitis, all year allergies such as dust or pet allergies & treats urticaria which is swelling redness & itchiness of your skin. Zirtek tablets contain the active ingredient Cetirizine Dihydrochloride which is an antihistamine, which blocks the effects of a substance called histamine which occurs naturally in your body. Antihistamines relieve the unpleasant symptoms & discomfort such as sneezing, irritated, runny & blocked up nose, itchy red & watering eyes & skin rashes. As an alternative, doctors can also prescribe medication that can assist with your hayfever. Please visit our Online Doctor service to proceed with an hayfever consultation. Our UK registered GP will review your details & if appropriate can provide a prescription for the main treatments for hay-fever. Click Here