Background & Aims: Antibiotic resistance is a major issue in anti- Helicobacter pylori treatment. This study was aimed at assessing the efficacy of 2 therapies in patients with resistant H pylori infection.
Methods: Patients who had failed 1 or more eradication regimens underwent upper gastrointestinal endoscopy and 2 antral and 2 corpus biopsy specimens were taken for histology and culture.