Acne vulgaris is mostly caused by exuberant secretion of sebaceous glands and blockage of hair follicles. It is often treated with topical medications (such as retinoic acid cream), while severe symptoms can be treated with oral medications (such as doxycycline) or laser therapy. 1. Topical medication: The commonly used medication is Vitamin A cream, which can promote the keratinization and shedding of acne that blocks the mouth of the hair follicle, restoring the smoothness of the hair follicle, and at the same time can also promote the fading of acne, and can also be used to inhibit the excessive secretion of the sebaceous glands with Adapalene Gel. 2. Oral medication: If acne is more serious, you can take oral retinoid preparations such as isotretinoin, which can inhibit keratinization of hair follicles and reduce pore blockage. Antibiotics such as doxycycline can also be used to inhibit bacteria. 3. Laser treatment: Specific wavelengths of laser light can inhibit sebum secretion and kill bacteria, and commonly used laser methods include fractional laser and red and blue light treatment. If acne type acne occurs, you need to actively seek medical attention, use medication under the guidance of the doctor, avoid unauthorized use of medication, so as to avoid adverse consequences.