Pigmentation on the face is considered to be the result of solar dermatitis, drug rash and acanthosis nigricans and other diseases, the treatment is similar and can be improved by medication, physical therapy and other ways. 1. medication: patients with facial pigmentation can use drugs that inhibit tyrosinase activity, such as hydroquinone, tretinoin, deoxyarbutin, etc., under the guidance of a doctor, which can reduce hyperpigmentation. You can also follow the doctor’s instructions for external use of vitamin A acid drugs, such as adapalene gel, tazarotene gel, etc., to promote epidermal renewal. 2. Physical therapy: laser treatment is one of the effective means of removing pigmentation on the face, which is based on the principle of photothermal, selective action on the local tissues, can break down the subcutaneous melanin, and play a role in fading and removing hyperpigmentation. There are many ways to remove the pigmentation on the face, it is recommended that the patient consult a doctor for examination and cooperate with the doctor for standardized treatment.