Association Between Intravenous Antihypertensives and Functional Outcome After Successful Endovascular Thrombectomy
- PMID: 40605757
- DOI: 10.1161/STROKEAHA.125.051696
Association Between Intravenous Antihypertensives and Functional Outcome After Successful Endovascular Thrombectomy
Abstract
Background: Intravenous antihypertensives are frequently used to control blood pressure after successful endovascular thrombectomy (EVT), yet studies investigating the relationship between intravenous antihypertensive use and functional outcomes after successful EVT remain limited.
Methods: We conducted an exploratory secondary analysis of the OPTIMAL-BP trial (Outcome in Patients Treated With Intra-Arterial Thrombectomy-Optimal Blood Pressure Control), which compared intensive (systolic blood pressure <140 mm Hg) versus conventional blood pressure management (systolic blood pressure, 140-180 mm Hg) within the first 24 hours after successful recanalization across 19 stroke centers in South Korea between June 2020 and November 2022. Patients were classified according to the administration of intravenous antihypertensives within the initial 24 hours after enrollment. The primary efficacy outcome was functional independence (modified Rankin Scale score of 0-2) at 3 months.
Results: Of the 302 patients (median, 75 years; 180 [59.6%] men), 141 (46.7%) received intravenous antihypertensives within the first 24 hours after EVT. Among the 141 patients who received intravenous antihypertensives, 133 (94.3%) were treated with nicardipine, 10 (7.0%) received labetalol, and 2 (1.4%) were administered both drugs. Patients who received intravenous antihypertensives had significantly lower rates of functional independence at 3 months (adjusted odds ratio, 0.51 [95% CI, 0.27-0.95]; P=0.035) and excellent neurological recovery at 24 hours (adjusted odds ratio, 0.46 [95% CI, 0.22-0.94]; P=0.036), as well as higher stroke-related mortality rates (adjusted odds ratio, 4.21 [95% CI, 1.24-16.4]; P=0.027), compared with patients who did not receive intravenous antihypertensives. Symptomatic intracerebral hemorrhage was not significantly different between groups (adjusted odds ratio, 1.67 [95% CI, 0.68-4.19]; P=0.267).
Conclusions: The use of intravenous antihypertensives within the first 24 hours after successful EVT was associated with worse functional outcomes at 3 months. This finding highlights the need for a cautious assessment of the risks and benefits of administering intravenous antihypertensives immediately after EVT.
Registration: URL: https://www.clinicaltrials.gov; Unique identifier: NCT04205305.
Keywords: antihypertensive agents; blood pressure; cerebral hemorrhage; ischemic stroke; thrombectomy.
Conflict of interest statement
Dr Park reports compensation from Daiichi Sankyo Company, Ltd, for consultant services; compensation from Skylabs for consultant services; compensation from Daewon for other services; compensation from Organon for other services; compensation from Celltrion, Inc, for consultant services; compensation from Celltrion, Inc, for other services; stock options in Mediwhale; compensation from Boryung for other services; compensation from Handok Pharmaceuticals for other services; compensation from Chong Kun Dang for other services; compensation from Daewoong Pharmaceutical Company for consultant services; compensation from Daewoong Pharmaceutical Company for other services; grants from Daiichi Sankyo Company, Ltd; compensation from Skylabs for other services; and compensation from Daiichi Sankyo Company, Ltd, for other services. The other authors report no conflicts.
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