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Lung Disease & Respiratory Health Center

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Beta2-Agonists for Acute Bronchitis

Inhaled beta2-agonists open up (dilate) the airways that lead to the lungs (bronchial tubes). This makes it easier to breathe. They are sometimes used in acute bronchitis to help coughing and wheezing.

Research reports that:¹

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In those with no blockage of airflow (no wheezing is present), beta2-agonists did not appear effective.
In those with blockage of airflow (wheezing is present), there was some improvement in cough.

The possible benefits of using beta2-agonists should be weighed against the possible side effects of shaking, tremor, and nervousness.

Citations
Smucny J, et al. (2006). Beta2-agonists for acute bronchitis. Cochrane Database of Systematic Reviews (4). Oxford: Update Software.

By	Healthwise Staff
Primary Medical Reviewer	Kathleen Romito, MD - Family Medicine
Specialist Medical Reviewer	Robert L. Cowie, MB, FCP(SA), MD, MSc, MFOM - Pulmonology
Last Revised	July 7, 2010

WebMD Medical Reference from Healthwise

Last Updated: July 07, 2010

This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.