the bronchodilator effect of ipratropium bromide ( ib ) ( atrovent-sch 1000 ) , 40 micrograms inhaled , and metaproterenol ( met ) , 1.25 mg in various combinations , was compared in ten allergic asthmatic patients , aged 23 to 63 years .
C0700580
ipratropium bromide
C0591130
atrovent