Allacan® contains Cetirizine hydrochloride which belongs to a group of medicines called antihistamines3.
It blocks the effects of a substance called histamine which occurs naturally in the body. Histamine is involved in allergic reactions3.
Allacan® is used to treat people who have hay fever (seasonal allergic rhinitis), year round allergies such as dust or pet allergies (perennial allergic rhinitis) and urticaria (swelling, redness and itchiness of the skin)3.
Learn about allergies and understand your symptoms and triggers.