Eplazole is generally referred to as eplazole enteric-coated tablets, which are used for adults with duodenal ulcers, swallowed (not to be chewed) on an empty stomach in the morning, 10mg once a day, once a day. The course of treatment is 4 weeks, or as directed by the doctor. Mechanism of action: After entering the patient’s gastric wall cells, it can be converted to the active metabolite of hyposulfonamide, which inhibits the binding of the proton pump in the patient’s body, thus inhibiting the secretion of gastric acid, and exerting a controlling and therapeutic effect on the patient’s condition. Common adverse reactions: diarrhea, dizziness and headache, elevated serum transaminases; rare adverse reactions include rash, urticaria, lumbar pain, abdominal distension, dry mouth and bitterness, chest tightness, palpitations, prolonged menstruation, renal function abnormalities (proteinuria, elevated BUN), electrocardiogram abnormalities (ventricular pre-systole, degree I AV block), leukopenia, etc. As the drug belongs to the prescription drugs, patients suffering from duodenal ulcer need to strictly follow the doctor’s instructions to use the drug, do not unauthorized adjustment of dosage or adjustment of the time of use of the drug, in order to avoid the occurrence of adverse reactions, delayed condition.