“…In fact, it is a modified 14-day concomitant therapy without clarithromycin and metronidazole in the final 7 days. It is quite simple, and a recent real-world practice survey showed that 14-day reverse hybrid therapy was the third most commonly used anti- H. pylori regimen in Taiwan in 2020 10. Therefore, reverse hybrid therapy can be a recommended empirical treatment in areas of high or unknown clarithromycin resistance.…”