Acne and folliculitis may be the cause of summer sweating and pimples. If it is acne, it can be treated with retinoic acid medication, tetracycline, etc. If it is folliculitis, it can be treated with anti-fungal or anti-bacterial ointment. Acne: generally due to sebaceous gland secretion, abnormal keratinization of hair follicle opening, Propionibacterium acnes infection, etc. It can be treated with retinoic acid drugs, such as retinoic acid cream, adapalene gel, etc. When infection occurs, it can be treated with fusidic acid cream, etc. In severe cases, it can be treated with oral tetracycline, such as doxycycline. Folliculitis: can be caused by poor local cleanliness, excessive sweating, bacterial or fungal infection and other pathogens. Generally speaking, bacterial folliculitis can be treated with antibiotics such as fusidic acid cream, mupirocin ointment, etc. Fungal folliculitis can be treated with amorphophane ointment and other drugs. Normally, you should pay attention to keep the skin clean. If the summer acne phenomenon is serious, go to the hospital in time, the use of the above drugs should pay attention to follow the doctor’s instructions.