The dosing instructions for Walker, or Vonorasen Fumarate Tablets, indicate that the medication will be beneficial after 4 weeks of use, and that the course of treatment may be extended up to 8 weeks for poor efficacy, so taking it for 4 weeks does not necessarily result in a cure. Vonorasan fumarate tablets are a medication for the treatment of reflux esophagitis, which protects the gastric mucosa by competitively and reversibly inhibiting the potassium hydroxide ATPase and inhibiting gastric acid production. Most patients are usually relieved in 4 weeks, and some poor efficacy can be extended to 8 weeks, so taking 4 weeks is not necessarily cured. Vonorasan fumarate tablets medication should be used in a standardized manner under the guidance of a doctor, and allergic reactions, hepatotoxicity, nausea, abdominal distension and other discomforts during the use of medication should be promptly sought medical attention. Patients who are allergic to any of the ingredients in this product are prohibited from using it.