Urticaria, is a kind of skin rash with red, raised, itchy bumps. They may also burn or sting.They frequently occur following an infection or as a result of an allergic reaction such as to medication, insect bites, or food. Psychological stress, cold temperature, or vibration may also be a trigger.It may appear on any part of the skin.The typical lesions may last for one minute to half an hour. Some patients may get the eruptions once in a while and some may have many times during the day.

Urticaria is a sign of antigen-antibody reaction. During this process of antibody-antigen reaction, histamine and/or acetylcholine is generated which has the property of causing vessel dilatation (vasodilation) swelling, itching, pain and rash.Stress, allergens, drugs, systemic illness are few causes of Urticaria.Conventional treatment is typically with antihistamines, corticosteroids. which give symptomatic relief .Homeopathy treatment corrects the immune system, in turn treating Urticaria from within.