A piece of red rash on the body need to consider eczema, urticaria, drug dermatitis and other diseases, need to be based on the cause of the use of topical drugs, oral medication and other treatments.
1. eczema: eczema can be manifested as a red rash, accompanied by itching symptoms, can be under the guidance of the physician oral cetirizine, ebastine and other antihistamines, combined with topical dinexed cream, mometasone furoate gel and other glucocorticosteroid drugs for treatment.
2. Urticaria: It can lead to the appearance of multiple skin eruptions, accompanied by significant itching. It can be treated with antihistamine drugs such as levocetirizine tablets and diclofenac tadalafil tablets orally and glycerine lotion externally under the guidance of a physician.
3. Drug dermatitis: If a diffuse skin rash occurs after special medication, drug dermatitis should be considered, and suspected sensitizing drugs should be discontinued in a timely manner, and antihistamines such as cetirizine can be taken orally as prescribed by the doctor, and glucocorticoid drugs such as dexamethasone and droned are used externally to treat the condition. In severe cases, early, adequate and systematic use of methylprednisolone and other glucocorticoid drugs is needed.
In addition to the above reasons, there are many other diseases that can lead to patches of red rashes on the body, and it is necessary to go to the hospital, clarify the cause of the disease, and follow the doctor’s instructions to use medication to treat the disease.