Acne-like rashes on the arms are usually associated with diseases such as folliculitis, perifollicular keratosis, and sweat gland, and should be treated in combination with the causative factors by general treatment, medication, and physical therapy.
1. Folliculitis: inflammation caused by bacterial or fungal infection, red papules will appear in the center of hair follicles. If it is caused by bacterial infection, mupirocin ointment and fusidic acid ointment can be used externally; if it is caused by fungal infection, ketoconazole ointment can be used externally.
2. Keratosis pilaris: Keratotic papules will appear. Can use topical retinoic acid cream, tazarotene gel, urea cream, etc.; if the condition is serious, and then combined with oral medication to control the condition, such as oral vitamin A, vitamin E. If the above ways do not see improvement, then consider laser treatment.
3. Sweatshirt: It is a chronic inflammatory reaction that occurs in the sweat glands and subcutaneous tissues, and is mainly manifested by small inflammatory abscesses on the skin. In early cases, you can use iodine to sterilize the sweat gland, and then apply fusidic acid ointment, or take doxycycline or erythromycin orally. In severe cases, incision and drainage of pus are required as soon as possible.
The arm acne, should be clear cause, and then standardized treatment, for the need to systematic use of drugs patients should first consult a doctor, do not take without authorization.