IRCT201708071155N26 IRCT 2017-08-08 Guilan Univercity of Medical Sciences The effect of fourteen days regimen of four medications “bismuthe subcirate, pantoprazole, amoxicilline, clarithromycin” and seven days sequential regimen of “bismuthe subcirate, pantoprazole, amoxicilline, meteronidazole” and “bismuthe subcirate, pantoprazole, amoxicilline, furazolidone” in helicobacter pylori eradication Comparison of helicobacter pylori eradication of fourteen days regimen of four medications “bismuthe subcirate, pantoprazole, amoxicilline, clarithromycin” with seven days sequential regimen of “bismuthe subcirate, pantoprazole, amoxicilline, meteronidazole” and “bismuthe subcirate, pantoprazole, amoxicilline, furazolidone” 2017-07-13 anticipated 344 Complete https://irct.ir/trial/248 interventional Randomization: Randomized, Blinding: Double blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Other design features: No Comment. 3 Helicobacter pylori. Intervention group takethe 14 days treatment of bismuthe subcirate 240 mg twice a day made by Kimidarou, pantoprazole 20 mg twice a day made by Takeda, amoxicilline 1 gr twice a day made by Kosar, clarithromycin 500 mg twice a day made by Actover , and the sequential regimen; first 7 days of bismuthe subcirate 240 mg twice a day made by Kimidarou, pantoprazole 20 mg twice a day made by Takeda, amoxicilline 1 gr twice a day made by Kosar, meteronidazole 500 mg twice a day made by abidi, and second 7 days with bismuthe subcirate 240 mg twice a day made by Kimidarou, pantoprazole 20 mg twice a day made by Takeda, amoxicilline 1 gr twice a day made by Kosar, and furazolidone 100 mg twice a day made by Tehran Darou..