Most cases of urticaria are acute, lasting from a few hours to less than six weeks. Whereas, the chronic cases lasts more than six weeks. First the skin itches, then it errupts into red welts. The itching may be severe, keeping people away from working or sleeping. Worse by scratching. Urticaria can be classified into two categories, allergic urticaria and non-allergic urticaria BM 173 URTICARIA is a key ingredient in managing urticaria. This product supports the relief of itching and irritation from skin eruptions. It helps to calm the skin and reduce redness and inflammation, making it easier to manage daily life.