my mother is type 2 diabetic patient since 2001 ., age is 43. she is now suffering from H.pyloric infection { H.pylori test was 33} doctor suggested her NEXUM 40mg(bd) , azithromycin 500mg(bd) , ulsanic for 6 weeks. she took these medicine 6 weeks.now my mother went to another doctor but he said these medicine are not effective in H.pyloric infection. and he suggeste RANKER, BENZUIN, Now Iam confused what to do