title: Beta-receptor blockade and tracheal intubation.
mesh_terms: D006323:Heart Arrest / Q000209:etiology*; D006801:Humans; D002532:Intracranial Aneurysm / Q000601:surgery; D007442:Intubation, Intratracheal / Q000009:adverse effects*; D007828:Laryngoscopy; D008297:Male; D008875:Middle Aged; D011217:Practolol / Q000009:adverse effects*; D013610:Tachycardia / Q000209:etiology*
chemical_list: D011217:Practolol