Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis

Objective. To evaluate the efficacy of combination of angiotensin receptor blocker (ARB) with hydrochlorothiazide (HCTZ) compared to ARB alone in patients with uncontrolled hypertension via a systematic review and meta-analysis. Methods. We searched databases till July 2019 using relevant search ter...

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Main Authors: Linlin Ma, Keyang Zheng, Jiafu Yan, Wenli Cheng
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:International Journal of Hypertension
Online Access:http://dx.doi.org/10.1155/2021/6670183
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author Linlin Ma
Keyang Zheng
Jiafu Yan
Wenli Cheng
author_facet Linlin Ma
Keyang Zheng
Jiafu Yan
Wenli Cheng
author_sort Linlin Ma
collection DOAJ
description Objective. To evaluate the efficacy of combination of angiotensin receptor blocker (ARB) with hydrochlorothiazide (HCTZ) compared to ARB alone in patients with uncontrolled hypertension via a systematic review and meta-analysis. Methods. We searched databases till July 2019 using relevant search terms. We included articles that were randomised controlled trials (RCTs) comparing ARB/HCTZ with ARB for a duration of at least 4 weeks and reported on the efficacy or safety. Meta-analyses for efficacy outcomes were performed. In addition, groups given different concentrations of HCTZ (12.5 and 25 mg) were analysed separately. Results. Sixteen RCTs (12,055 participants) were included. Overall, ARB/HCTZ combination therapy (both 12.5 and 25 mg HCTZ combination) resulted in better sitting systolic and diastolic blood pressure control than ARB alone (mean difference (95% confidence interval (CI): −5.69 [−6.66, −4.73] for 12.5 mg and −9.10 [−11.78, −6.42] for 25 mg and mean difference (95% CI): −2.91 [−3.31, −2.51] for 12.5 mg and −4.16 [−4.75, −3.58] for 25 mg). ARB/HCTZ combination therapy resulted in a higher rate of target blood pressure achievement compared to ARB alone (risk ratio (95% CI): 1.50 [1.42, 1.59]). ARB/HCTZ combination therapy had similar rates of total adverse events (AEs) and severe AEs compared to ARB alone. Conclusion. ARB/HCTZ combination therapy is more efficacious for controlling blood pressure, and combination with a low concentration of HCTZ has similar AEs compared to ARB alone. Clinicians should consider adding HCTZ in the medication regime of patients with uncontrolled hypertension using ARB, if their clinical profile allows.
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spelling doaj-art-263b0ff95dbe4aedb96acec267280d612025-02-03T01:20:32ZengWileyInternational Journal of Hypertension2090-03842090-03922021-01-01202110.1155/2021/66701836670183Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-AnalysisLinlin Ma0Keyang Zheng1Jiafu Yan2Wenli Cheng3Department of Hypertension, Beijing Anzhen Hospital, Capital Medical University, Beijing, ChinaCapital Medical University, Beijing, ChinaCapital Medical University, Beijing, ChinaDepartment of Hypertension, Beijing Anzhen Hospital, Capital Medical University, Beijing, ChinaObjective. To evaluate the efficacy of combination of angiotensin receptor blocker (ARB) with hydrochlorothiazide (HCTZ) compared to ARB alone in patients with uncontrolled hypertension via a systematic review and meta-analysis. Methods. We searched databases till July 2019 using relevant search terms. We included articles that were randomised controlled trials (RCTs) comparing ARB/HCTZ with ARB for a duration of at least 4 weeks and reported on the efficacy or safety. Meta-analyses for efficacy outcomes were performed. In addition, groups given different concentrations of HCTZ (12.5 and 25 mg) were analysed separately. Results. Sixteen RCTs (12,055 participants) were included. Overall, ARB/HCTZ combination therapy (both 12.5 and 25 mg HCTZ combination) resulted in better sitting systolic and diastolic blood pressure control than ARB alone (mean difference (95% confidence interval (CI): −5.69 [−6.66, −4.73] for 12.5 mg and −9.10 [−11.78, −6.42] for 25 mg and mean difference (95% CI): −2.91 [−3.31, −2.51] for 12.5 mg and −4.16 [−4.75, −3.58] for 25 mg). ARB/HCTZ combination therapy resulted in a higher rate of target blood pressure achievement compared to ARB alone (risk ratio (95% CI): 1.50 [1.42, 1.59]). ARB/HCTZ combination therapy had similar rates of total adverse events (AEs) and severe AEs compared to ARB alone. Conclusion. ARB/HCTZ combination therapy is more efficacious for controlling blood pressure, and combination with a low concentration of HCTZ has similar AEs compared to ARB alone. Clinicians should consider adding HCTZ in the medication regime of patients with uncontrolled hypertension using ARB, if their clinical profile allows.http://dx.doi.org/10.1155/2021/6670183
spellingShingle Linlin Ma
Keyang Zheng
Jiafu Yan
Wenli Cheng
Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
International Journal of Hypertension
title Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
title_full Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
title_fullStr Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
title_full_unstemmed Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
title_short Efficacy of ARB/HCTZ Combination Therapy in Uncontrolled Hypertensive Patients Compared with ARB Monotherapy: A Meta-Analysis
title_sort efficacy of arb hctz combination therapy in uncontrolled hypertensive patients compared with arb monotherapy a meta analysis
url http://dx.doi.org/10.1155/2021/6670183
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AT jiafuyan efficacyofarbhctzcombinationtherapyinuncontrolledhypertensivepatientscomparedwitharbmonotherapyametaanalysis
AT wenlicheng efficacyofarbhctzcombinationtherapyinuncontrolledhypertensivepatientscomparedwitharbmonotherapyametaanalysis