title: Terbutaline aerosol given through pear spacer in acute severe asthma.
mesh_terms: D000293:Adolescent; D000328:Adult; D000336:Aerosols; D000368:Aged; D001249:Asthma / Q000188:drug therapy* / Q000503:physiopathology; D005260:Female; D005541:Forced Expiratory Volume; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D013726:Terbutaline / Q000008:administration & dosage*; D014797:Vital Capacity
chemical_list: D000336:Aerosols; D013726:Terbutaline