30 day allergy hayfever relief tablets can be used by adults and children 6 years to prevent and treat allergic conditions such as hay fever and treat allergic reactions that affect the skin this can be used by adults and children above 6 years r r in this multipack you will get r r contains cetirizine hydrochloride cetirizine dihydrochloride r r these tablets contain cetirizine hydrochloride cetirizine dihydrochloride as an active ingredient to help provide relief from allergic rea