IRCT20190326043119N1 IRCT 2020-02-28 Yasouj University of Medical Sciences Effect of N-acetyl cysteine (NAC) in treatment of persistent Helicobacter infection Evaluation of the additive therapeutic effect of N-acetyl cysteine (NAC)on the treatment of persistent Helicobacter pylori (H.pylori) infection 2018-08-23 anticipated 126 Complete https://irct.ir/trial/41236 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Random permuted blocks was used for randomization with blocks of the size of that after every 4 patient there was an equal number assigned to each treatment for each block one of the arreagments (ccii ,cici,icci,iicc,good,ciic) was randomly chosen.(c=control,i=intervention). 3 Persistent helicobacter infection. Intervention 1: Intervention group: which used for treatment them standard and NAC we want to compare treatment ratio in both group which take NAC and did not take that we used NAC 600mg bid for 14 day in intervention group. Intervention 2: Control group: who take standard treatment for persistent helicobacter. No - There is not a plan to make this available Justification or reason for not sharing IPD is The information is private.