The recommended usage of Vonorasen Fumarate Tablets is once daily, if 10mg each can take 2 tablets, you need to be under the supervision of a doctor. Vonorasan fumarate tablets are medications for the treatment of reflux esophagitis, which effectively inhibit mucosal damage by inhibiting gastric acid production. Its dosing instructions indicate that vonorasan fumarate tablets are recommended to be taken once daily at 20mg each time. Adverse reactions such as drug allergic reaction, liver toxicity, diarrhea, constipation, headache and edema may occur during the administration of Vonorasan Fumarate Tablet. Taking two tablets increases the risk of adverse reactions, and there is also an overdose of the drug, which leads to an increased risk of liver toxicity, hyperacidity, gastric polyps, and spinal fractures. It is contraindicated in people who are allergic to the components of the product and those currently treated with atazanavir or rilpivirine.