Red pimples on the body may be caused by acne, eczema, folliculitis and other diseases, need to be for the cause of the use of retinoids, glucocorticosteroids, antibiotics and other drugs. 1. acne: acne will appear on the body of the phenomenon of red pimples, for the body of mild acne symptoms, can be in the doctor’s guidance of the topical use of retinoids, such as tazarotene gel, retinoic acid cream, etc., if it is a moderate or severe acne, you can follow the doctor’s instructions oral roxithromycin, tetracycline capsules and other antibiotic drugs. 2. Eczema: If eczema caused by the phenomenon of red acne, you can follow the doctor’s instructions to apply glucocorticoid hormones, such as dexamethasone, prednisone acetate cream, etc., to relieve the inflammatory reaction, inhibit the role of itching. 3. Folliculitis: red pimples on the body may be the manifestation of folliculitis, you can use mupirocin ointment, fusidic acid cream and other antibiotics under the guidance of a doctor, if the lesions are large and recurring, you can follow the doctor’s instructions to take antibiotics orally, such as ampicillin, doxycycline and so on. There are many reasons that lead to red acne on the body, it is recommended that patients go to the hospital in a timely manner to clarify the cause of the disease, and standardize the use of medication under the guidance of the doctor, do not use without authorization.