Red itchy face may be caused by various factors such as dermatitis, ringworm, rosacea, psoriasis, etc. The causes are more varied and the treatment varies. Patients should seek medical attention as soon as possible to clarify the diagnosis and use drugs under the guidance of a doctor, early diagnosis and early treatment, in order to restore health as soon as possible.1. Dermatitis: dermatitis is a more common disease and can be treated with topical glucocorticoids under the guidance of a doctor, but long-term use is not recommended to avoid causing adverse reactions. When itching symptoms are obvious, oral antihistamines, such as loratadine, levocetirizine hydrochloride, etc.; 2, ringworm: that is, facial fungal infection, the face will appear whitish or light red spots, sometimes accompanied by itching symptoms, oral antifungal drugs, such as itraconazole, and supplemented with bifenoconazole topical; 3, rosacea: red itchy face may also be rosacea caused by oral minocycline and supplemented with strong pulse light At present, the topical drugs available for psoriasis mainly include glucocorticoids, retinoic acid, carbofuran, etc.; systemic treatment drugs mainly include retinoic acid, immunosuppressants, biological agents, etc. It can also be supplemented with physical therapy, such as ultraviolet therapy. However, it should be noted that the treatment of various diseases requires a certain course of treatment, so do not abuse a variety of drugs in order to achieve rapid results, which will not only fail to achieve the therapeutic effect, but also may cause more serious consequences.