Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study

Objectives Although uric acid lowering therapies, including xanthine oxidase (XO) inhibition, may reduce the absolute level of blood pressure (BP), the effect of XO inhibition on BP variability is largely unknown. The aim of the present analysis was to evaluate the impact of febuxostat, an XO inhibi...

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Main Authors: Yoshio Kobayashi, Atsushi Tanaka, Yuichi Saito, Daigaku Uchida, Koichi Node, Naoto Yokota, Hisako Yoshida, Yuji Koide, Kazuo Matsunaga, Chikara Ueyama
Format: Article
Language:English
Published: BMJ Publishing Group 2022-09-01
Series:RMD Open
Online Access:https://rmdopen.bmj.com/content/8/2/e002505.full
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author Yoshio Kobayashi
Atsushi Tanaka
Yuichi Saito
Daigaku Uchida
Koichi Node
Naoto Yokota
Hisako Yoshida
Yuji Koide
Kazuo Matsunaga
Chikara Ueyama
author_facet Yoshio Kobayashi
Atsushi Tanaka
Yuichi Saito
Daigaku Uchida
Koichi Node
Naoto Yokota
Hisako Yoshida
Yuji Koide
Kazuo Matsunaga
Chikara Ueyama
author_sort Yoshio Kobayashi
collection DOAJ
description Objectives Although uric acid lowering therapies, including xanthine oxidase (XO) inhibition, may reduce the absolute level of blood pressure (BP), the effect of XO inhibition on BP variability is largely unknown. The aim of the present analysis was to evaluate the impact of febuxostat, an XO inhibitor, on BP variability in a randomised trial setting.Methods This was a subanalysis of the PRIZE Study, a randomised trial to evaluate the potential effect of febuxostat on carotid intima–media thickness progression. Patients with hyperuricemia and carotid plaques were randomly assigned to the febuxostat or control group. During a 24-month period, office BP and pulse rate (PR) were measured ≥3 times. BP and PR variabilities were assessed with SD and coefficient of variation (CV). The effect of febuxostat on BP and PR variabilities was adjusted with age, sex and baseline BP or PR, expressed with 95% CIs.Results A total of 472 patients were included into the present subanalysis. During the 24-month follow-up period, the febuxostat group had a significantly lower adjusted mean systolic BP (128.4 (126.8–130.0) vs 130.7 (129.1–132.2) mm Hg, p=0.04) and CV of systolic BP (7.4 (6.7–8.0) vs 8.2 (7.6–8.8), p=0.04) than the control group. Adjusted SD of PR was also lower in the febuxostat group than their counterpart (5.95 (4.93–6.97) vs 7.33 (6.32–8.33), p=0.04).Conclusion XO inhibition with febuxostat was associated with reduced visit-to-visit BP variability as well as reduced PR variability in patients with hyperuricemia and carotid plaques.Trial registration numbers University Hospital Medical Information Network Clinical Trial Registry (UMIN000012911 and UMIN000041322).
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spelling doaj.art-ed9b7102b4334f669e112522df227ab32022-12-22T04:29:21ZengBMJ Publishing GroupRMD Open2056-59332022-09-018210.1136/rmdopen-2022-002505Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE StudyYoshio Kobayashi0Atsushi Tanaka1Yuichi Saito2Daigaku Uchida3Koichi Node4Naoto Yokota5Hisako Yoshida6Yuji Koide7Kazuo Matsunaga8Chikara Ueyama9Department of Cardiovascular Medicine, Chiba University Graduate School of Medicine, Chiba, JapanSaint Mother Hospital Infertility Clinic, Kitakyushu, Fukuoka, JapanChiba University Graduate School of Medicine, Chiba, JapanHotaruno Central Naika, Kisarazu, JapanDepartment of Cardiovascular Medicine, Saga University, Saga, JapanYokota Naika, Miyazaki, JapanDepartment of Medical Statistics, Osaka City University Graduate School of Medicine, Osaka, JapanNagasaki University Hospital, Nagasaki, JapanImari-Arita Kyoritsu Hospital, Matuura, JapanGifu Prefectural Tajimi Hospital, Tajimi, JapanObjectives Although uric acid lowering therapies, including xanthine oxidase (XO) inhibition, may reduce the absolute level of blood pressure (BP), the effect of XO inhibition on BP variability is largely unknown. The aim of the present analysis was to evaluate the impact of febuxostat, an XO inhibitor, on BP variability in a randomised trial setting.Methods This was a subanalysis of the PRIZE Study, a randomised trial to evaluate the potential effect of febuxostat on carotid intima–media thickness progression. Patients with hyperuricemia and carotid plaques were randomly assigned to the febuxostat or control group. During a 24-month period, office BP and pulse rate (PR) were measured ≥3 times. BP and PR variabilities were assessed with SD and coefficient of variation (CV). The effect of febuxostat on BP and PR variabilities was adjusted with age, sex and baseline BP or PR, expressed with 95% CIs.Results A total of 472 patients were included into the present subanalysis. During the 24-month follow-up period, the febuxostat group had a significantly lower adjusted mean systolic BP (128.4 (126.8–130.0) vs 130.7 (129.1–132.2) mm Hg, p=0.04) and CV of systolic BP (7.4 (6.7–8.0) vs 8.2 (7.6–8.8), p=0.04) than the control group. Adjusted SD of PR was also lower in the febuxostat group than their counterpart (5.95 (4.93–6.97) vs 7.33 (6.32–8.33), p=0.04).Conclusion XO inhibition with febuxostat was associated with reduced visit-to-visit BP variability as well as reduced PR variability in patients with hyperuricemia and carotid plaques.Trial registration numbers University Hospital Medical Information Network Clinical Trial Registry (UMIN000012911 and UMIN000041322).https://rmdopen.bmj.com/content/8/2/e002505.full
spellingShingle Yoshio Kobayashi
Atsushi Tanaka
Yuichi Saito
Daigaku Uchida
Koichi Node
Naoto Yokota
Hisako Yoshida
Yuji Koide
Kazuo Matsunaga
Chikara Ueyama
Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
RMD Open
title Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
title_full Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
title_fullStr Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
title_full_unstemmed Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
title_short Impact of febuxostat on visit-to-visit blood pressure variability: insights from the randomised PRIZE Study
title_sort impact of febuxostat on visit to visit blood pressure variability insights from the randomised prize study
url https://rmdopen.bmj.com/content/8/2/e002505.full
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