It was noted that although antihistamines and anti-inflammatory drugs such as, colchicine, sulphasalazine, dapsone, and topical steroid are advocated for in the treatment of<unk> , most if not all are unsatisfactory in relieving symptoms. Even a second generation antihistamine, ketotifen, was unable to efficiently and satisfactorily relieve symptoms of<unk>
Delayed pressure urticaria
Aquagenic urticaria
Solar urticaria
Dermatographic urticaria
Cold urticaria
Cholinergic urticaria
Heat urticaria
Pressure urticaria