When it comes to summer, it’s easy to get pimples, considering that it may be post-acne folliculitis, which can be prevented and controlled by diet and personal hygiene, and treated with medication if necessary. 1. Diet: light diet is the main, avoid spicy stimulating, barbecue fried, sweets and other food intake, in order to slow down the metabolic rate of sebaceous glands. Drink more warm water, it is recommended to eat more food rich in vitamins, dietary fiber, such as fresh vegetables, fruits, can help the skin to strengthen the resistance, help to prevent and control acne. 2. Personal hygiene: It is recommended to pay attention to skin cleansing, you can use a mild cleansing milk cleanser, keep the skin clean, avoid excessive exfoliation, easy to damage the skin barrier. If you need to wear makeup, the makeup should not be retained for too long, and then you need to thoroughly remove the makeup to reduce the follicle clogging state, which is the key to preventing and treating acne. 3. medication: if the pimples are inflamed and pus-filled, you can take medication, such as clindamycin gel, vinpocetine and so on. Acne-prone skin must be kept clean, avoid too much stimulation, regulate diet and work and rest, and at the same time to follow the doctor’s instructions to use medication.