A bath on the hands and feet allergies may be cholinergic urticaria, contact dermatitis and other diseases caused by the cause of the general treatment, medication and other ways to improve the symptoms of the disease. 1. Cholinergic urticaria: If the bath water is too hot, cholinergic urticaria may be induced, the patient needs to adjust the bath water temperature. At the same time, can induce urticaria lowest water temperature to start, gradually increase the water temperature, in order to adapt to the body, so that the water temperature does not produce urticaria. Or oral antihistamines, such as loratadine, cetirizine and so on. 2. Contact dermatitis: If the bathing supplies stimulation, may trigger contact dermatitis, patients need to replace the bathing supplies. At the same time try to avoid prolonged bathing, do not scratch the skin, can help improve the symptoms of the disease. Or topical glucocorticoid drugs, such as halometasone cream, dexamethasone cream. If necessary, follow the doctor’s instructions to use topical immunomodulators, such as tacrolimus, pimecrolimus and so on. The patient appeared a shower on the hands and feet allergies, it is recommended that the patient to go to the hospital, to identify the cause of the disease, and take relevant treatment measures. Patients need to use drugs under the guidance of doctors, do not use drugs without authorization.