The yellowing of urine after taking H. pylori medication is a normal drug metabolism phenomenon, if the color of urine becomes lighter after stopping the medication, there is no need to worry too much about it, considering that the medication factor is caused. Helicobacter pylori is a kind of gastric bacteria, can induce a variety of gastric diseases, the treatment of Helicobacter pylori is mostly proton pump inhibitors, bismuth and furazolidone tablets. Bismuth and furazolidone tablets are yellowish-white tablets or granules, the active ingredients of the drug are absorbed by the body after other substances are metabolized through the urine, at this time there will be a yellowish urine, which is caused by the staining of the drug. Eat the Helicobacter pylori medicine urine yellow, if there is no other related clinical symptoms do not have to worry about. Drink more water during the drug to promote the metabolism of the drug, after stopping the drug a few days after the urine color can return to normal. If the patient stops the drug after the urine color remains unchanged, and accompanied by frequent urination, urinary pain and other symptoms, it is best to go to the urology department for diagnosis and examination. Drugs need to be used in accordance with the doctor’s instructions, it is recommended to eat a light diet, drink a lot of water during the medication, discomfort as soon as possible to seek medical attention.