A total of 156 patients were recruited from July 2011 to June 2013 at Beijing Hospital and randomized into one of the following 10-day treatment regimens : ( 1 ) Esomeprazole 20 mg twice daily , furazolidone 100 mg twice daily , amoxicillin 1000 mg twice daily , bismuth salts 150 mg thrice daily for 10 days .