Red itchy hands are considered to be related to ringworm, herpes, eczema and other diseases, patients are advised to choose the appropriate treatment for the cause of the disease, such as general treatment, medication and so on. 1. Ringworm: If ringworm causes red and itchy hands, patients should pay more attention to hand hygiene in daily life, disinfection and cleaning of daily necessities. Should also be used externally antifungal drugs, such as clotrimazole, cyclopyrrolidine, etc., has the effect of antibacterial, help to relieve itching pain. 2. Sweat herpes: for sweat herpes caused by hand redness and itching, patients should not vigorously scratch the affected area or pick through the blisters. It is recommended to use glucocorticoid ointment, such as hydrocortisone, dexamethasone and so on, which can play the role of anti-inflammatory, analgesic and so on. 3. Eczema: eczema may also lead to red itchy hands, patients should not scratch the affected area to avoid secondary bacterial infections, you can apply dexamethasone, mometasone furoate and other glucocorticoid ointment, to help anti-inflammatory, itching and pain relief. There are many reasons for the red itchy hands, it is recommended that patients seek medical examination, clear causes, with the doctor for standardized treatment, do not self-medication.