The red itchy face full of pimples is considered to be acne, which can be treated by topical medication, systemic medication and physical therapy. 1. Topical medication: You can use topical retinoids such as adapalene and retinoic acid cream; topical benzoyl peroxide can play the role of anti-inflammatory and dissolve acne; topical antibiotics such as erythromycin ointment and fusidic acid cream can be used for anti-inflammatory and antimicrobial treatment. 2. Systemic medication: for more serious acne, oral antibiotic treatment, such as doxycycline, minocycline, etc.; oral isotretinoin is necessary to inhibit sebaceous gland secretion and regulate follicular sebaceous gland keratinization. 3. Physical therapy: Red and blue light, photodynamic therapy and other physical therapy can be taken to improve acne. The specific need to strictly follow the doctor’s prescription medication, not blindly self-medication.