The Pilot Study on Tailored Eradication Therapy According to Clarithromycin Resistance in H.Pylori Patients

Inclusion Criteria: * • 20 year old ≤ Male or female \< 80 year old * Among Patients with gastric or duodenal ulcer by endoscopy, Subject who is identified Helicobacter pylori-positive in the conduct of two or more of the following tests ; Rapid Urease test, Biopsy test, IgG-Hp antibody test. * Subject who fully understands conditions of clinical trial * Subject who agrees to participate and spontaneously sign the ICF Exclusion Criteria: * Known hypersensitivity to experimental and concomitant drugs * Subjects who are taking contraindicated medications for experimental and concomitant drug. * Subjects with abnormal levels in the laboratory tests * Total Bilirubin, Creatinine\> 1.5 times upper limit of normal * AST, ALT, Alkaline phosphatase, BUN\> 2 times upper limit of normal * Administrated of PPI, antibiotic medication within 2 weeks prior to commencement of the study. * Pregnant and/or lactating women * Reproductive aged women not using contraception * Uncontrolled diabetics * Uncontrolled hypertension * Uncontrolled liver dysfunction * Alcoholics * Subjects with a history or possibility of digestive malignancy within 5 years * Subjects with a history of gastrectomy or esophagectomy * Subjects with hereditary diseases such as Galactose intolerance, Lapp lactose deficiency, glucose-galactose malabsorption * Subjects participating in a clinical trial before another trial within 30 days * Inconsistence judged subject by researcher