In first line schemes it has achieved an average efficacy rate of 90%, ranging from lows of 84% 100 and 87% 101 to a high of 96 % 102. Combined with Clarithromycine it has demonstrated similar rates when resistance to Clarithromycine is not high 101, 102.
En terapias de primera línea, la eficacia informada ha sido en promedio de 90% variando desde de 84% 100, 87% 101 a 96 % 102; combinada con claritromicina tiene eficacia similar cuando la resistencia a esta última no es alta 101, 102.