Antihistamine agents are the typically prescribed drug for the treatment of<unk> . They block the effect of histamine, a compound produced by the body which forms a part of the local immune response consequently causing inflammation. Some research has suggested that the use antihistamines and antagonist in synergy are better for the treatment of<unk> s. The cascade of events that link the autoantibody-antigen reaction with the production and release of histamine is not well characterized. Therefore, the focus of treatment for<unk>  has been on characterizing the effectiveness of antihistamines rather than analysis of receptor binding or the pathomechanisms.
Physical urticaria
Cold urticaria
Pressure urticaria
Solar urticaria
Cholinergic urticaria
Delayed pressure urticaria
Heat urticaria
Dermatographic urticaria