Pimples in medicine refers to acne, the reason for pimples under the lips may be caused by the sebaceous glands secretion is more exuberant, or bad life habits, can be eliminated by general treatment and medication. 1. Excessive sebaceous gland secretion: due to the local sebaceous gland secretion is more exuberant, resulting in local pore blockage, discharge secretion is not smooth, so as to produce pimples, can be used under the guidance of the doctor adapalene gel, benzoyl peroxide gel and other drugs treatment. 2. Bad habits: such as often stay up late, like to eat greasy spicy stimulating food, etc., can cause local acne, it is recommended to actively improve the habits, if necessary, follow the doctor’s instructions to use adapalene gel and other drugs. In addition, pay attention to keep the local clean, drink more water, such as repeated symptoms do not get better, it is recommended to go to the hospital in a timely manner, under the guidance of the doctor to standardize the treatment, to avoid delaying the condition.