title: Response of the systemic and pulmonary circulation to alpha- and beta-receptor blockade (labetalol) at rest and during exercise in hypertensive patients.
mesh_terms: D000317:Adrenergic alpha-Antagonists / Q000008:administration & dosage; D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage; D000328:Adult; D001775:Blood Circulation / Q000187:drug effects*; D001794:Blood Pressure / Q000187:drug effects; D004983:Ethanolamines / Q000008:administration & dosage*; D005080:Exercise Test; D005260:Female; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D006973:Hypertension / Q000188:drug therapy*; D007741:Labetalol / Q000008:administration & dosage*; D008297:Male; D008875:Middle Aged; D010656:Phenylephrine / Q000008:administration & dosage; D011652:Pulmonary Circulation / Q000187:drug effects*; D012146:Rest; D013610:Tachycardia / Q000188:drug therapy
chemical_list: D000317:Adrenergic alpha-Antagonists; D000319:Adrenergic beta-Antagonists; D004983:Ethanolamines; D010656:Phenylephrine; D007741:Labetalol