Table 1.
Regimens for second-line anti-Helicobacter pylori therapy
Regimen |
Drug |
Duration of therapy | |||||
PPI | Bismuth | Levo | Amox | Tetra | Metro | ||
Bismuth-containing quadruple therapy | SD, b.i.d. | 120 mg, q.i.d. | 500 mg, q.i.d. | 500 mg, t.i.d. | 10-14 d | ||
Levofloxacin-containing triple therapy | SD, b.i.d. | 500 mg, q.d. | 1 g, b.i.d. | 10-14 d | |||
Levofloxacin-amoxicillin quadruple therapy | SD, b.i.d. | 120 mg, q.i.d. | 500 mg, q.d. | 1 g, b.i.d. | 10-14 d | ||
Tetracycline-levofloxacin quadruple therapy | SD, b.i.d. | 120 mg, q.i.d. | 500 mg, q.d. | 500 mg, q.i.d. | 10 d | ||
High-dose dual therapy | SD, q.i.d. | 750 mg, b.i.d. | 14 d |
PPI: Proton pump inhibitor; Levo: Levofloxacin; Amox: Amoxicillin; Tetra: Tetracycline; Metro: Metronidazole.