Darkening of skin caused by varicose veins can be treated by changing lifestyle, medication and surgery. 1. Lifestyle change: patients with varicose veins of the lower limbs should avoid standing and sitting for a long time, and when lying down, the affected limbs should be elevated, so as to increase the venous return of the lower limbs and reduce the venous pressure, in addition, they should avoid using hot water to wash the affected areas and avoid scratching the affected areas, so as not to aggravate the condition. 2. Medication: Diosmin, sodium heptaphylloside, hexacosanol, etc. should be used as prescribed by doctor to relieve the symptoms, if combined with infections or ulcers, antibiotic drugs such as penicillin, cephalosporin, etc. can be used as prescribed by doctor to carry out the treatment. 3. Surgery: patients with varicose veins of the lower limbs can choose high ligation of the saphenous vein plus varicose vein stripping, vein valve transplantation or repair surgery to carry out the treatment as prescribed by the doctor. Patients with varicose veins of the spermatic cord can follow the doctor’s instructions to choose the spermatic vein ligation, spermatic vein embolization and other procedures to carry out treatment. Varicose veins recommend timely medical treatment, standardized treatment and medication under the guidance of a professional doctor to avoid delays.