allergic to penicillin is very scarce. A triple combination with a PPI, clarithromycin (C), and
metronidazole (M) is often prescribed as the first option, although more recently the use of a
quadruple therapy with PPI, bismuth (B), tetracycline (T), and M has been recommended.
Aim To evaluate the efficacy and safety of first‐line and rescue treatments in patients allergic
to penicillin in the “European Registry of H pylori management”(Hp‐EuReg). Methods A …