In general, itchy skin on the lower legs may be due to contact dermatitis, eczema, pruritus, dry skin, diabetes and other reasons. 1. Contact dermatitis: usually caused by contact with exogenous substances allergies, the emergence of this type of disease, may trigger the calf skin itching, pimples, vesicles and other symptoms. It can be treated with medications such as glycerine lotion and dianabed cream under the guidance of a doctor. 2. Eczema: Eczema is usually caused by external environmental factors and abnormal autoimmune function. This type of disease may also cause itching of the calf skin, localized edema and other symptoms. It can be treated with medicines such as Ethacridine Lactate Solution and Zinc Oxide Oil under the guidance of a doctor. 3. Pruritus: Pruritus may be caused by drug allergies, poor lifestyle habits and other reasons. Pruritus may trigger the symptoms of itchy calf skin and intense itching. Patients can relieve the symptoms by adjusting their lifestyle, keeping the skin moisturized, and consuming more fresh fruits and vegetables to promote the body’s metabolism. 4. Dry skin: If your skin is dry, you can also experience itchy calf skin, so keep your skin moisturized. 5. Diabetes: diabetes can cause skin lesions, which appear itchy calf skin scratching more itchy symptoms, need to be treated for diabetes. It is recommended to consult a doctor in time, standardized diagnosis and treatment.