Red bumps on the shoulders and chest need to be treated with medication according to the cause, and common causes include Malassezia folliculitis and acne. 1. Malassezia folliculitis: Malassezia folliculitis is a skin lesion caused by Malassezia infection, which occurs in the anterior chest, back, shoulders and neck, etc. It manifests itself in the appearance of hemispherical pimples and pimples on the skin, accompanied by itching to varying degrees, which can be treated with topical antifungal ointment such as ketoconazole ointment, etc., and in severe cases, it can be combined with oral antifungal medication, such as itraconazole capsule. 2. Acne: Acne is mainly associated with large amounts of sebum secretion, follicular sebaceous gland duct keratinization abnormalities, etc. It occurs in the face, chest, back and shoulders, manifested as pimples, pustules, dark red nodules or cysts appearing on the surface of the skin. Topical application of retinoic acid cream, benzoyl peroxide, antibiotic ointment such as erythromycin ointment, fusidic acid cream, etc., can be combined with oral medication, such as isotretinoin, doxycycline capsules, etc., if the symptoms are serious. All of the above drugs should be used under the guidance of a professional doctor, avoid self-medication. Shoulder chest red bumps may also have other causes, it is recommended to go to the hospital in a timely manner to improve the examination, to clarify the cause of the disease to give targeted treatment.