Simultaneous removal of gastric polyps and intestinal polyps is usually 6 to 8 hours or longer, depending on the size of the polyp and the type of surgery, depending on the size of the polyp, the size and location of the wound. Fasting is done on the day after surgery for 6 to 8 hours or longer, depending on the size of the polyp, the size of the wound and the site. Then on the second day, you can eat warm water, porridge and rice soup, lotus root powder soup and vegetable soup and other clear liquid diet, the amount of each time is about 150ml, every 2 hours or so to drink. On the third day, you can eat a small amount of thin rice porridge, rotten battered noodles, soaked buns and bread and other semi-liquid diet, and you can add milk, soybean milk, meat soup, fish soup and other ordinary fluids. In case of abdominal pain aggravation, bleeding and other situations should be suspended diet, wait for the doctor’s guidance and treatment. Gastric polyps intestinal polyps at the same time to remove how long to eat, specific need to consult a professional physician’s opinion.