The Effect of N-Acetyl Cysteine on Laryngopharyngeal Reflux

Autor: Payman Dabirmoghaddam, Amin Amali, Maziar Motiee Langroudi, Mohammad Reza Samavati Fard, Mona Hejazi, Masoud Sharifian Razavi
Jazyk: angličtina
Rok vydání: 2013
Předmět:
Zdroj: Acta Medica Iranica, Vol 51, Iss 11 (2013)
Druh dokumentu: article
ISSN: 0044-6025
1735-9694
Popis: Laryngopharyngeal reflux (LPR) is a variant of gastroesophageal reflux disease (GERD) in which the stomach contents go up into the pharynx and then down into the larynx. LPR causes a wide spectrum of manifestations mainly related to the upper and the lower respiratory system such as laryngitis, asthma, chronic obstructive pulmonary disease, cough, hoarseness, postnasal drip disease, sinusitis, otitis media, recurrent pneumonia, laryngeal cancer and etc. The object of this study was to examine the effect of N-acetyl Cysteine (NAC) with and without Omeprazole on laryngitis and LPR. Ninety patients with laryngitis or its symptoms were referred and randomly assigned into three groups. The first group was treated by Omeprazole and NAC. The second group was treated by Omeprazole and placebo and the last group was treated by NAC and placebo. Duration of treatment was 3 months and all patients were evaluated at the beginning of study, one month and three month after treatment of sign and symptoms, based on reflux symptom index (RSI) and reflex finding score (RFS). Based on the results of this study, despite therapeutic efficacy of all treatment protocols, the RSI before and after 3 months treatment had significant difference in (NAS+ Omeprazole) and (Omeprazole+ placebo) group (P
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