If you have red dots on your body, it may be caused by allergic purpura, urticaria, eczema and so on. You need to choose the appropriate medication to remove them according to the different diseases.
1.Allergic purpura: It is common in children and adolescents, before the onset of the onset of upper respiratory tract infection, low-grade fever, general malaise and other antecedent symptoms, followed by the appearance of red pimples. It is necessary to actively search for causative factors, such as prevention and treatment of upper respiratory tract infections, elimination of infected lesions, avoidance of suspected drugs, etc., and oral glucocorticoids, such as prednisone, etc., if necessary.
2. Urticaria: Itchy skin is often the first thing to appear, followed by the emergence of the wind. The skin is bright red, pale white or skin color, and in a few cases, there is only edematous erythema. Oral antihistamines such as cetirizine can be taken. Vitamin C and calcium can also be used to reduce vascular permeability.
3. Eczema: Eczema lesions are polymorphic, often manifested as erythema on the basis of the needle tip to grain size papules, papules. If there is no exudate in the acute stage and not much exudate, glucocorticosteroids such as mometasone furoate can be used. For those with more exudate, cold wet compresses such as 3% boric acid solution are usually used.
Red dots on the body may also have other causes, you need to seek medical attention as soon as possible, under the guidance of the doctor with medication, do not take medication without authorization.