Allergies on the arms can usually be treated by removing the cause, topical medication and oral medication.
1. Eliminate the cause of the disease: try to find the causative factors, and avoid re-exposure. Avoid prolonged exposure to the sun, need to wear cotton, white clothes, can not wear chemical fiber clothes; avoid hot water scalding, can not use salt water, alcohol, vinegar, external washing, external rubbing, avoid scratching with hands.
2. Topical medication: Butyl flufenamic acid ointment can be applied externally for treatment, and glucocorticoid creams such as mometasone furoate cream and hydrocortisone butyrate cream can also be used externally.
3. Oral medication: more serious symptoms can be treated with oral medication, such as loratadine, cetirizine and other antihistamines, if necessary, but also short-term oral glucocorticosteroids such as prednisone, dexamethasone and other drugs.
If the patient’s arm is allergic to a red itch, it is recommended to go to the hospital in a timely manner, and actively cooperate with the doctor to carry out the appropriate treatment. The above drugs should be used in accordance with medical advice.