Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis

Objective. To systematically review the international literature for studies evaluating internal (NoZovent) and external (Breathe Right Strips) nasal dilators as treatment for obstructive sleep apnea (OSA). Study Design. Systematic review with meta-analysis. Methods. Four databases, including PubMed...

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Main Authors: Macario Camacho, Omojo O. Malu, Yoseph A. Kram, Gaurav Nigam, Muhammad Riaz, Sungjin A. Song, Anthony M. Tolisano, Clete A. Kushida
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Pulmonary Medicine
Online Access:http://dx.doi.org/10.1155/2016/4841310
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author Macario Camacho
Omojo O. Malu
Yoseph A. Kram
Gaurav Nigam
Muhammad Riaz
Sungjin A. Song
Anthony M. Tolisano
Clete A. Kushida
author_facet Macario Camacho
Omojo O. Malu
Yoseph A. Kram
Gaurav Nigam
Muhammad Riaz
Sungjin A. Song
Anthony M. Tolisano
Clete A. Kushida
author_sort Macario Camacho
collection DOAJ
description Objective. To systematically review the international literature for studies evaluating internal (NoZovent) and external (Breathe Right Strips) nasal dilators as treatment for obstructive sleep apnea (OSA). Study Design. Systematic review with meta-analysis. Methods. Four databases, including PubMed/MEDLINE, were searched through September 29, 2016. Results. One-hundred twelve studies were screened, fifty-eight studies were reviewed, and fourteen studies met criteria. In 147 patients, the apnea-hypopnea index (AHI) was reported, and there was an improvement from a mean ± standard deviation (M ± SD) of 28.7±24.0 to 27.4±23.3 events/hr, p value 0.64. There was no significant change in AHI, lowest oxygen saturation, or snoring index in OSA patients when using nasal dilators. However, a subanalysis demonstrated a slight reduction in apnea index (AI) with internal nasal dilators (decrease by 4.87 events/hr) versus minimal change for external nasal dilators (increase by 0.64 events/hr). Conclusion. Although nasal dilators have demonstrated improved nasal breathing, they have not shown improvement in obstructive sleep apnea outcomes, with the exception of mild improvement in apnea index when internal nasal dilators were used.
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spelling doaj-art-69581155fe774ac2be36a81c9588fdde2025-02-03T01:11:36ZengWileyPulmonary Medicine2090-18362090-18442016-01-01201610.1155/2016/48413104841310Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-AnalysisMacario Camacho0Omojo O. Malu1Yoseph A. Kram2Gaurav Nigam3Muhammad Riaz4Sungjin A. Song5Anthony M. Tolisano6Clete A. Kushida7Tripler Army Medical Center, Division of Otolaryngology, Sleep Surgery and Sleep Medicine, 1 Jarrett White Rd, Tripler AMC, Honolulu, HI 96859, USAUniformed Services University of the Health Sciences, 4301 Jones Bridge Road, Bethesda, MD 20814, USATripler Army Medical Center, Division of Otolaryngology-Head & Neck Surgery, Tripler AMC, Honolulu, HI 96859, USAClay County Hospital, 911 Stacy Burk Drive, Flora, IL 62839, USASleep Disorders Center, Sunnyside Community Hospital, 1016 Tacoma Avenue, Sunnyside, WA 98944, USATripler Army Medical Center, Division of Otolaryngology-Head & Neck Surgery, Tripler AMC, Honolulu, HI 96859, USATripler Army Medical Center, Division of Otolaryngology-Head & Neck Surgery, Tripler AMC, Honolulu, HI 96859, USADepartment of Psychiatry and Behavioral Sciences, Sleep Medicine Division, Stanford Hospital and Clinics, Redwood City, CA 94063, USAObjective. To systematically review the international literature for studies evaluating internal (NoZovent) and external (Breathe Right Strips) nasal dilators as treatment for obstructive sleep apnea (OSA). Study Design. Systematic review with meta-analysis. Methods. Four databases, including PubMed/MEDLINE, were searched through September 29, 2016. Results. One-hundred twelve studies were screened, fifty-eight studies were reviewed, and fourteen studies met criteria. In 147 patients, the apnea-hypopnea index (AHI) was reported, and there was an improvement from a mean ± standard deviation (M ± SD) of 28.7±24.0 to 27.4±23.3 events/hr, p value 0.64. There was no significant change in AHI, lowest oxygen saturation, or snoring index in OSA patients when using nasal dilators. However, a subanalysis demonstrated a slight reduction in apnea index (AI) with internal nasal dilators (decrease by 4.87 events/hr) versus minimal change for external nasal dilators (increase by 0.64 events/hr). Conclusion. Although nasal dilators have demonstrated improved nasal breathing, they have not shown improvement in obstructive sleep apnea outcomes, with the exception of mild improvement in apnea index when internal nasal dilators were used.http://dx.doi.org/10.1155/2016/4841310
spellingShingle Macario Camacho
Omojo O. Malu
Yoseph A. Kram
Gaurav Nigam
Muhammad Riaz
Sungjin A. Song
Anthony M. Tolisano
Clete A. Kushida
Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
Pulmonary Medicine
title Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
title_full Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
title_fullStr Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
title_full_unstemmed Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
title_short Nasal Dilators (Breathe Right Strips and NoZovent) for Snoring and OSA: A Systematic Review and Meta-Analysis
title_sort nasal dilators breathe right strips and nozovent for snoring and osa a systematic review and meta analysis
url http://dx.doi.org/10.1155/2016/4841310
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