It is advisable to eat more foods that have anti-bladder and urethra tumor effects, such as toads, clams, snails, kelp, seaweed, hawksbill turtles, turtles, turtles, jellyfish, water snakes, barley, water chestnuts, walnuts, sheep kidneys, Pork loin, sword beans, sand worms, sea bass, mackerel. If you have urethral obstruction, you should eat kelp, wakame, seaweed, and blue crabs. If you have an infection, you should eat yellow croaker swim bladder, shark fin, water snake, and pigeon.