in ten adult patients with severe , partially reversible airflow obstruction due to asthma , with or without co-existent chronic bronchitis , the acute bronchodilator responses of ipratropium bromide ( 40 micrograms ) and terbutaline ( 500 micrograms ) from metered-dose inhalers , atropine methonitrate ( 2 mg ) as a wet aerosol and placebo were compared in a double blind trial .
C0004096
asthma
C0039542
terbutaline