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Study aim
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To determine the effectiveness of inhalation of hypertonic salin7% plus in comparison with inhalation of hypertonic salin7% in reducing the growth of P. aeroginosa, in the lungs of patients with cystic fibrosis.
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Design
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parallel group non-randomised Clinical trial with control .
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Settings and conduct
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Patients are nonrandomized divided into two groups, the intervention group, hypertonic saline 7% plus inhalation, and the control group, hypertonic saline 7% inhalation, which is used with a jet nebulizer at intervals of every 12 at home for two months. The study is measured before and after drug administration and is then compared between the intervention and control groups.
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Participants/Inclusion and exclusion criteria
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Inclusion criteria:
patients have cystic fibrosis,patients have the ability to excrete sputum,The disease is in a stable condition (not in exacerbation), (FEV1) is above 50%.have pseudomonas in sputum culture.
Exclusion criteria:
Hyper reactive airway disease, Oxygen saturation less than 94% in room air or with supplemental oxygen, Change in cystic fibrosis drugs during the previous 4 weeks, Untreated reflux.
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Intervention groups
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The intervention group is treated with hypertonic saline 7% plus inhalation and the control group is treated with hypertonic saline 7% inhaled.hypertonic salin plus contains bicarbonate for diluting of sputum and inhibit P.Aeroginosa growth in sputum.The nebulizer is used twice a day, for 2 months. This drug is Iranian and made by Samen Pharmaceutical Group.
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Main outcome variables
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Weigt,Colony count of p.aeroginosa in sputum culture, Quality of life ,FEV1,FVC,LCI