A randomized double-blind study of timolol in patients with essential hypertension.
D000319:Adrenergic beta-Antagonists / Q000627:therapeutic use; D000328:Adult; D001794:Blood Pressure; D002986:Clinical Trials as Topic; D006339:Heart Rate; D006801:Humans; D006973:Hypertension / Q000188:drug therapy* / Q000503:physiopathology; D008875:Middle Aged; D010919:Placebos; D011412:Propanolamines / Q000627:therapeutic use*; D013830:Thiadiazoles / Q000627:therapeutic use
D000319:Adrenergic beta-Antagonists; D010919:Placebos; D011412:Propanolamines; D013830:Thiadiazoles