Effect of Nebivolol and Olmesartan on 24-Hour Brachial and Aortic Blood Pressure in the Acute Stage of Ischemic Stroke.
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ABSTRACT: Background:Elevated blood pressure (BP) in the acute phase of ischemic stroke is associated with heightened risk of early disability and death. However, whether BP-lowering in this setting is beneficial and the exact levels at which BP should be targeted remain unclear. This study aimed to evaluate the effect of nebivolol, olmesartan, and no-treatment on 24-hour BP in patients with hypertension during the acute poststroke period. Methods:In a single-blind fashion, 60 patients with acute ischemic stroke and clinic systolic BP (SBP) 160-220?mmHg were randomized to nebivolol (5?mg/day), olmesartan (20?mg/day), or no-treatment between Day 4 and Day 7 of stroke onset. BP-lowering efficacy was assessed through 24-hour BP monitoring using the Mobil-O-Graph device (IEM, Germany). Results:Between baseline and Day 7, significant reductions in 24-hour brachial SBP were noted with nebivolol and olmesartan, but not with no-treatment. Change from baseline (CFB) in 24-hour brachial SBP was not different between nebivolol and olmesartan groups (between-group difference: -3.4?mmHg; 95% confidence interval (CI): -11.2, 4.3), whereas nebivolol was superior to no-treatment in lowering 24-hour brachial SBP (between-group difference: -7.8?mmHg; 95% CI: -7.8?mmHg; 95% CI: -15.6, -0.1). Similarly, nebivolol and olmesartan equally lowered 24-hour aortic SBP (between-group difference: -1.9?mmHg; 95% CI: -10.1, 6.2). Nebivolol and olmesartan provoked similar reductions in 24-hour heart rate-adjusted augmentation index and pulse wave velocity. Conclusion:This study suggests that during the acute phase of ischemic stroke, nebivolol is equally effective with olmesartan in improving 24-hour aortic pressure and arterial stiffness indices. ClinicalTrials.gov identifier number: NCT03655964.
SUBMITTER: Georgianou E
PROVIDER: S-EPMC6800900 | biostudies-literature | 2019
REPOSITORIES: biostudies-literature
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