title: Mechanism of bronchoconstriction due to beta adrenergic blockade. Studies with practolol, propranolol, and atropine.
mesh_terms: D000083:Acetanilides / Q000627:therapeutic use; D000319:Adrenergic beta-Antagonists; D000328:Adult; D000336:Aerosols; D000605:Amino Alcohols / Q000627:therapeutic use; D001249:Asthma / Q000188:drug therapy / Q000209:etiology*; D001285:Atropine / Q000008:administration & dosage / Q000627:therapeutic use*; D001784:Blood Gas Analysis; D001794:Blood Pressure; D002302:Cardiac Output; D005260:Female; D006339:Heart Rate; D006801:Humans; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D011433:Propranolol / Q000009:adverse effects*; D011437:Propylamines / Q000627:therapeutic use; D012123:Pulmonary Ventilation; D012127:Respiratory Distress Syndrome, Newborn / Q000209:etiology / Q000517:prevention & control; D013565:Sympatholytics / Q000009:adverse effects*
chemical_list: D000083:Acetanilides; D000319:Adrenergic beta-Antagonists; D000336:Aerosols; D000605:Amino Alcohols; D011437:Propylamines; D013565:Sympatholytics; D001285:Atropine; D011433:Propranolol