Purple blood on the feet often indicates early stages of varicose veins. At this time, you should go to the vascular surgery department as early as possible and have the veins of lower limbs examined by ultrasound. If the diagnosis is clear and there is venous valve insufficiency in the lower limbs, or venous valve insufficiency in the penetrating branches of the feet, the following treatments are needed:1. Change the habits of life, avoid prolonged standing and sitting, avoid prolonged coughing as well as prolonged constipation.2. Use elastic medical duties and you can take oral medications such as Avalanche or Mai Zhi Ling, which can make The varicose veins will change and develop very slowly.