Itching on the soles of the feet is a limited symptom of itchy skin, usually seen in tinea pedis, eczema, frostbite, etc. When treating it, we need to first identify the cause and then treat it symptomatically, at the same time, do a good job of personal hygiene and cleanliness in daily life, reduce external stimulation can effectively relieve the symptoms of itchy soles of the feet. 1, tinea pedis: caused by fungal infection, most often found on the soles of the feet, toe skin, manifested as blisters, keratosis, with itching and other symptoms It is infectious. After the diagnosis is confirmed by fungal examination, it should be treated promptly, mainly with topical medication, depending on the type of footrot, such as azole cream for blister type, 3% boric acid solution and antifungal ointment for vesicular type, and compound benzoic acid ointment for scaly keratinized type. Chronic infections and external allergens can cause plantar eczema, manifested as itchy soles, erythema, edema, etc. Symptoms can be aggravated when sweating. Patients can take oral antihistamines, such as loratadine, epalrestin, etc., while the combination of vitamin C can play an anti-itch effect, local medication can be used 3% boric acid solution. It is important to avoid scratching or contact with overheated water during the treatment period. 3. Frostbite: It is prone to occur during the cold season, manifesting as itchy, erythematous and swollen skin on the hands and feet. At this time, it is necessary to reduce cold exposure, keep the feet warm and dry, and minor frostbite can generally heal on its own, while more serious cases require drug therapy combined with physical therapy to reduce inflammation, swelling, and promote circulation. 4, contact dermatitis: inflammatory skin disease caused by skin contact with external substances, manifested as local skin erythema, swelling, itching and so on. First of all, we need to clarify the cause as soon as possible, avoid contact with allergens again, avoid scratching, should not be exposed to high temperature environment to reduce stimulation, oral antihistamines, such as Benadryl, Cetirizine, etc. In severe cases, glucocorticoid therapy, such as prednisone, dexamethasone, etc. can be given under the guidance of a professional doctor.