Itchy calves may be related to contact dermatitis, eczema and ringworm, which need to be treated with anti-allergic and anti-fungal drugs. 1. Contact dermatitis: first remove the allergen, and then give anti-allergic drugs, such as topical mometasone furoate cream, compound dexamethasone cream, etc.. 2. Eczema: clear cause or suspected triggering factors, and then avoid re-exposure, followed by the target to give some anti-allergy and anti-itch medication to relieve symptoms, such as topical halometasone ointment, oral levocetirizine hydrochloride capsules and so on. 3. ringworm: need to give antifungal drug treatment, such as external ketoconazole ointment. Secondly, we should pay attention to hygiene and avoid cross-infection. Due to the different causes of the disease, the treatment plan is different, the specific situation needs to ask the doctor to analyze. When choosing medication, be sure to follow the doctor’s instructions strictly.