Among them , @ patients received non-bismuth quadruple therapy ( esomeprazole @ mg , amoxicillin @ @ mg , clarithromycin @ mg and tinidazole @ mg given twice daily for @ days ) ; @ standard triple therapy ( esomeprazole @ mg , amoxicillin @ @ mg and clarithromycin @ mg given twice daily ) for @ days and @ standard triple therapy for @ days .