Red dots on the body to consider a variety of conditions: 1, allergic dermatitis: may be associated with contact with certain allergic factors, such as pollen, dust mites, house dust mites, or intake of food, food additives and induced allergic reactions, you can choose to take oral antihistamines, such as loratadine tablets, cetirizine hydrochloride tablets, ibrastine tablets, etc. 2, viral rashes: associated with infection of certain viruses, the common coxsackie virus, and can subside spontaneously after 1-2 weeks, there is a self-limiting effect. 1-2 weeks later can subside, self-limiting, you can also choose to take oral antiviral drugs, external glycerine lotion. 3, drug rash: due to allergic reactions caused by drugs, common drugs are sulfonamides, cephalosporins, antipyretics and antiepileptics, mild cases can be recovered through the body’s own metabolism, serious cases can choose to use glucocorticosteroid symptomatic treatment.