Closed acne can be removed by medical professionals with an acne needle, as well as through medication and physical methods. Closed acne occurs in seborrheic areas of the skin, such as the forehead and the sides of the nose, and is mainly characterized by small pimples the size of a needle tip to a pinhead. It can be removed by the following methods: Aseptic Acne Needle: Closed Acne can be removed by a medical professional using a sterile acne needle to open the follicular opening of the acne and then gently squeezing it so that the stagnant keratin and sebum inside are discharged to achieve the effect of removing closed acne. Drugs: Closed acne can also be removed by using drugs such as adapalene gel, erythromycin, isotretinoin, etc. The use of drugs should be carried out under the guidance of medical personnel to avoid adverse reactions. Physical methods: Photodynamic, red and blue light, laser, intense pulsed light, radiofrequency and other physical methods also have a certain therapeutic effect on closed acne. If the diagnosis of closed acne is confirmed, it is recommended to carry out standardized treatment as soon as possible in order to reduce the adverse effects of the disease.