Itchy skin has many causes and needs to be treated according to the specific disease. Such as allergies caused by itching need to use loratadine, topical glucocorticosteroids and other drugs, fungal infections caused by itching need to use topical antifungal drugs and other treatments, the specific use of medication need to follow the doctor’s instructions. Allergic diseases such as urticaria, eczema, contact dermatitis and other causes of itching, need to take oral loratadine or cetirizine and other antihistamines to stop itching. Combined glycerite lotion, glucocorticoids such as mometasone furoate ointment and other drugs used externally can improve local itching and promote the regression of lesions. Fungal infections caused by itching such as ringworm, tinea cruris, tinea pedis, etc. need to be used externally with antifungal drugs such as ketoconazole, miconazole, terbinafine and other medications, external drugs are ineffective or the lesions of the generalized seriousness of the need for the systematic use of antifungal drugs. Patients feel itchy skin may also be caused by mosquito bites, etc. It is recommended to go to the hospital in time for examination and symptomatic treatment. Should be under the guidance of the doctor to use drugs, avoid unauthorized use of drugs, so as not to bring adverse consequences.