Blackheads, also known as open pimples, are black spots formed when sebaceous glands secrete a large amount of sebum, which is stagnant in the sebaceous gland ducts of hair follicles and mixes with external substances. It is often removed through medication and physical methods. 1. Medication: Vitamin A acid, such as tazarotene gel, adapalene gel, etc., is conducive to the dissolution and discharge of blackheads; blackheads are susceptible to bacterial infections in the later stages of development, and antibacterial drugs can be used, such as mupirocin ointment and clindamycin ointment. 2. Physical therapy: such as photodynamic therapy, mainly through the photodynamic effect to reduce sebum secretion, destroying Propionibacterium acnes, to achieve the purpose of relieving symptoms. In addition, blackheads can also be removed by chemical peeling. In addition, patients need to clean the facial skin regularly in daily life, eat a light diet, avoid staying up late, etc.. The above medications need to be used under the guidance of a doctor, and it is recommended that patients who experience blackhead symptoms should seek timely and targeted treatment to avoid other uncomfortable symptoms.