Moxibustion for frequent urination after stroke. First, sprinkle a small spoonful of salt on the Shen Que point, cut a small piece of ginger and put several small eyes on the Shen Que point, put a moxa pillar on the ginger and light it. The principle is that dysuria is caused by the dysfunction of the kidney and the bladder, the umbilicus is the tip of life, the Shen Que is the important point to nourish the kidney and return the Yang, the salt is used because the salt enters the kidney meridian, the ginger warms the meridian. If combined with our umbilical medicine moxibustion therapy, the effect is better, the efficiency can reach 70~80%.