The phenomenon of itchy and swollen feet is considered to be related to mosquito bites, athlete’s foot, auto-sensitive eczema, etc., which can be relieved by topical medication, oral medication, and home care. 1. Mosquito bites: usually occurs in the hot summer, mainly due to mosquito bites, will be injected into the body of trace toxins, so the patient will appear feet and swollen and itchy phenomenon, can be used externally glycerine lotion, Zihuadidin, tretinoin cream and other medicines, so as to achieve the purpose of cooling and anti-itching, anti-inflammatory. 2. Tinea pedis: itchy and swollen feet may also be caused by fungal infections, after diagnosis, you can cooperate with the doctor to choose miconazole, ketoconazole and other antifungal drug treatment. 3. auto-sensitive eczema: patients with primary eczema local infection of bacterial products or local application of drugs and skin proteins combined with allergens caused by auto-metamorphic reaction. Can be manifested as localized itchy and swollen, can be treated by oral loratadine, cetirizine and other drugs, at the same time as soon as possible to remove the triggering factors, avoid scratching and excessive cleaning. If the symptoms of itchy and swollen feet are serious, or if the symptoms persist and do not get better, the patient should go to the hospital in time for treatment.