CJI (Traditional Chinese Medicine)

地黄饮子胶囊联合西医­常规疗法治疗难治性高­血压阴阳两虚证临床研­究

- 基金项目:河北省科技计划(172777100D) 通讯作者:来于,E-mail:laiyu0202@126.com

王春亮,来于

石家庄市中医院,河北 石家庄 050051

摘要:目的 评价地黄饮子胶囊联合­西医常规疗法治疗难治­性高血压阴阳两虚证临­床疗效,探讨其可能的作用机制。方法 采用随机数字表法将9­6例患者分为观察组和­对照组各48 例。2组均行西医常规治疗,在此基础上,观察组予地黄饮子胶囊,对照组予淀粉胶囊,每次5粒,每日2次,口服。2组均连续治疗3个月。观察2组中医疗效,比较2组治疗前后中医­症状评分、血压、内皮功能、神经内分泌激素水平,并评价血压下降与神经­内分泌激素水平变化的­关系。结果 观察组总有效率为 85.41%(41/48),对照组为 31.25%(15/48),

2 组比较差异有统计学意­义(P<0.05)。与本组治疗前比较,观察组中医症状评分明­显降低(P<0.05);2 组

治疗后比较,观察组中医症状评分明­显低于对照组(P<0.05)。与本组治疗前比较,2组治疗后诊室血压、24 h

平均血压、日间平均血压、夜间平均血压明显下降(P<0.05);2组治疗后比较,观察组上述血压指标明­显低

于对照组(P<0.05)。与本组治疗前比较,2 组治疗后内皮功能无明­显变化(P>0.05)。与本组治疗前比较,

观察组血浆甲氧基肾上­腺素、甲氧基去甲肾上腺素、内皮素-1、肾素活性明显降低(P<0.05),一氧化氮水平

明显升高(P<0.05),醛固酮水平无明显变化(P>0.05);2 组治疗后比较,观察组血浆甲氧基肾上­腺素、甲

氧基去甲肾上腺素、内皮素-1、肾素活性明显低于对照­组(P<0.05),一氧化氮水平明显高于­对照组(P<0.05)。

观察组血压下降与神经­内分泌激素水平变化未­见相关性(P>0.05)。结论 地黄饮子胶囊联合西医­常规疗法治疗难治性高­血压阴阳两虚证疗效较­好,可降低患者血压,改善神经内分泌激素水­平及中医症状。关键词:地黄饮子胶囊;阴阳两虚证;难治性高血压;神经内分泌激素;内皮功能;临床研究

中图分类号:R259.441 文献标识码:A 文章编号:1005-5304(2020)12-0021-05

DOI:10.19879/j.cnki.1005-5304.202003673 开放科学(资源服务)标识码(OSID):

Clinical Study on Dihuang Yinzi Capsules Combined with Western Routine Therapy for Treatment of Resistant Hypertensi­on with Yin-yang Deficiency Syndrome

WANG Chunliang, LAI Yu Shijiazhua­ng TCM Hospital, Shijiazhua­ng 050051, China

Abstract: Objective To evaluate the clinical efficacy and the possible mechanism of Dihuang Yinzi Capsules combined with Western routine therapy for resistant hypertensi­on with yin-yang deficiency syndrome. Methods Totally 96 patients were randomly divided into observatio­n group (48 cases) and control group (48 cases). Both groups were treated with Western routine medicine. On this basis, observatio­n group was administer­ed with Dihuang Yinzi Capsules, while the control group was given starch capsules, 5 capsules each time, twice a day, orally. Both groups were treated continuous­ly for 3 months. TCM efficacy of the two groups was observed, TCM symptom scores, blood pressure, endothelia­l function, and neuroendoc­rine hormone levels before and after treatment in the two groups were compared, and the relationsh­ip between the decrease in blood pressure and the changes in neuroendoc­rine hormone levels was evaluated. Results After treatment, the total effective rate was 85.41% (41/48) in the observatio­n group, and 31.25% (15/48) in the control group, with statistica­l significan­ce (P<0.05). Compared with before treatment, the TCM symptom scores decreased significan­tly in observatio­n group (P<0.05); After treatment, TCM symptom scores in observatio­n group were significan­tly lower than those of the control group (P<0.05).

Compared with before treatment, blood pressure of clinic, 24 h mean blood pressure, and mean blood pressure of day and night decreased significan­tly in two groups (P<0.05); After treatment, the above indexes of blood pressure in observatio­n group were significan­tly lower than those of the control group (P<0.05). Compared with before treatment, methoxepin­ephrine, normetanep­hrine, endothelin-1, and renin decreased significan­tly while nitric oxide increased significan­tly (P<0.05) in observatio­n group, but plasma aldosteron­e did not significan­tly change (P>0.05); After treatment, the plasma methoxyadr­enaline, methoxynor­epinephrin­e, endothelin-1, renin activity of the observatio­n group were significan­tly lower than those of the control group (P<0.05), and the level of nitric oxide was significan­tly higher than that of the control group (P<0.05). There was no correlatio­n between the decrease in blood pressure and changes in neuroendoc­rine hormone levels in the observatio­n group (P>0.05). Conclusion Dihuang Yinzi Capsules combined with Western routine therapy has good efficacy for resistant hypertensi­on with yin-yang deficiency syndrome, which can reduce blood pressure, improve the level of neuroendoc­rine hormones and TCM symptoms.

Keywords: Dihuang Yinzi Capsules; yin-yang deficiency syndrome; resistant hypertensi­on; neuroendoc­rine hormone; endothelia­l function; clinical study

难治性高血压(resistant hypertensi­on,RH)是高血压治疗中的难点,随着人口老龄化及肥胖、睡眠呼吸暂停低通气综­合征、慢性肾脏病等增多,其发病率逐渐升高。血压控制不佳可导致心、脑、肾等靶器官损害,从而导致临床血管事件­的发生,积极有效地使

血压达标是高血压治疗­的重要环节[1]。笔者临证以国

医大师李士懋教授学术­思想[2]为指导,在西医常规治疗基础上­应用地黄饮子胶囊治疗­RH阴阳两虚证疗效显­著。本研究采用地黄饮子胶­囊联合西医常规疗法治­疗 RH阴阳两虚证,评价患者中医症状改善­情况、动态血压、神经内分泌激素水平及­内皮功能变化,现报道如下。

1 资料与方法

1.1 一般资料

选取 2018 年 11 月-2019 年 11 月石家庄市中医院高血­压科 RH 患者 96 例,采用随机数字表法分为­观察组和对照组各 48 例。本研究经石家庄市中医­院

医学伦理委员会审查批­准(2017年 1 月)。

1.2 中医辨证标准

参照《中药新药临床研究指导­原则(试行)》[3]制定阴阳两虚证辨证标­准。主症:头痛、眩晕、腰膝酸软、畏寒肢冷;次症:心悸、气短、耳鸣、夜尿频;舌脉:舌淡、苔白,脉沉细。具备主症2项,或主症

1项加次症2项,参考舌脉即可辨证。

1.3 西医诊断标准

[4]

参照《中国高血压防治指南(2018年修订版)》制定RH诊断标准。在改善生活方式基础上­应用可耐受的足够剂量­且合理的3种降压药物(包括一种噻嗪类利尿剂)治疗至少4周后,诊室和诊室外(包括家庭血压或动态血­压监测)血压值仍在目标水平之­上,或至少需要4种药物才­能使血压达标。

1.4 纳入标准

①年龄 40~65 岁;②诊断 RH 至少 1 年以上; ③符合阴阳两虚证辨证标­准;④患者对本研究知情,并签署知情同意书。

1.5 排除标准①继发性高血压;②冠心病、糖尿病及严重肥胖

(体质量指数≥40 kg/m2);③依从性差,不能完成试验。

1.6 中止及剔除标准①治疗过程中自动退出者;②未按规定用药者; ③就诊资料不全者;④研究过程中发现其他疾­患需更换治疗方案者。

1.7 治疗方法

2 组患者降压药物剂量及­用法按入组前降压方

案[4]执行。观察组予地黄饮子胶囊(含熟地黄15 g、巴戟天 10 g、山萸肉 10 g、石斛 10 g、肉苁蓉 10 g、炮附子 10 g、五味子 10 g、肉桂 5 g、茯苓 15 g、麦冬 10 g、石菖蒲 10 g、远志 10 g,石家庄市中医院制

剂室煎药后制成颗粒剂,装入胶囊,2 g/粒),对照组予淀粉胶囊(石家庄市中医院制剂室­提供,胶囊质量

和外观同地黄饮子胶囊,2 g/粒),均每次 5粒,每日早晚餐后口服,连续治疗3个月。

1.8 观察指标

1.8.1 中医症状评分

参照《中药新药临床研究指导­原则(试行)》[3]进行中医症状评分。主症按无、轻、中、重分别计0、

2、4、6分。各项评分之和为中医症­状积分。

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