Vonorasan fumarate tablets can usually be discontinued after four weeks of administration, or extended to eight weeks if necessary. Vonorasan Fumarate Tablet is an antacid that can inhibit the secretion of gastric acid and is commonly used in the treatment of reflux esophagitis. Patients usually need to take the drug for 4 weeks to stop, but if the patient’s symptoms have not been relieved, it can be extended up to 8 weeks. Vonorasan fumarate tablets may cause diarrhea, constipation, liver function abnormalities, headache, rash, jaundice and other adverse reactions, for patients with abnormal liver and kidney function, pregnant women, lactating mothers, the elderly should be taken with caution, and is contraindicated in patients who are undergoing treatment with atazanavir or rilpivirine. Vonorasan fumarate tablets are recommended to consult a doctor in advance, strictly in accordance with the doctor’s instructions, not self-medication, so as not to delay or even aggravate the condition.