Allergy hayfever relief tablets zirtek equivalent x3 provides you with multipack of allergy relief tablets for hayfever seasonal allergies or pet and dust allergies in this multipack you will get 3 boxes of 10mg cetirizine hydrochloride 30 tablets each effective protects against allergy symptoms cetirizine is an active ingredient and antihistamine it can be used for relief of allergy symptoms like sneezing a runny or blocked nose itchy or watery eyes and skin rashes these tablet