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中国临床药理学与治疗学 ›› 2012, Vol. 17 ›› Issue (1): 78-82.

• 临床药理学 • 上一篇    下一篇

移植后高血压与他克莫司剂量及血药浓度的关系

席兰艳1,2, 袁洪1, 成柯3, 朱利军3, 阳国平1, 张桂香1, 黄志军1   

  1. 1中南大学湘雅三医院临床药理中心;
    2长沙市中心医院药学部;
    3中南大学湘雅三医院器官移植中心,长沙 410013,湖南
  • 收稿日期:2011-09-21 修回日期:2012-12-06 出版日期:2012-01-26 发布日期:2012-02-16
  • 通讯作者: 黄志军,男,博士,助理研究员,研究方向:临床药理学。Tel: 0731-88618319 E-mail: mhzj@163.com
  • 作者简介:席兰艳,女,硕士,药师,研究方向:临床药学。Tel: 0731-85668121 E-mail: lanzikx99@163.com
  • 基金资助:
    国家重点基础研究发展计划(2011CB512001);湖南省国际合作科技计划重点项目(2010WK2006)

Relationship between post-transplantation hypertension and dose, plasma concentration of tacrolimus

XI Lan-yan1,2, YUAN Hong1, CHENG Ke3, ZHU Li-jun3, YANG Guo-ping1, ZHANG Gui-xiang1, HUANG Zhi-jun1   

  1. 1Center of Clinical Pharmacology, the Third Xiangya Hospital of Central South University;
    2Department of Pharmacy, Changsha Central Hospital;
    3Organ Transplantation Center, the Third Xiangya Hospital of Central South University, Changsha 410013,Hunan, China
  • Received:2011-09-21 Revised:2012-12-06 Online:2012-01-26 Published:2012-02-16

摘要: 目的: 调查肾移植患者服用他克莫司后高血压的发生率,并探讨移植后高血压与他克莫司的服用剂量、血药浓度及血药浓度/剂量的相关性。方法: 选取以他克莫司进行治疗的肾移植患者200例,测量患者的血压。然后从中随机抽取53例高血压患者和53例正常血压患者,待患者服用他克莫司至少3 d后,运用微粒子酶免疫分析(MEIA) 法测定他克莫司谷浓度,分析他克莫司剂量、血药浓度与血压水平的相关性,并比较两组患者的他克莫司剂量、血药浓度及血药浓度/剂量的差异。结果: 在200例肾移植患者中,104例患者(52.0%)患有移植后高血压;他克莫司日剂量与患者的SBP呈正相关(r=0.216,P<0.05),而剂量与DBP,血药浓度与血压水平均无相关性;高血压组他克莫司的服用剂量明显高于正常血压组[(3.11±1.49) mg/d∶(2.42±1.07) mg/d,P<0.05];谷浓度两组间比较差异无统计学意义(P>0.05);高血压组患者的谷浓度/剂量明显低于正常血压组[(2.94±1.57) ng·d/mg·mL∶(3.95±3.02) ng·d/mg·mL,P<0.05]。结论: 肾移植患者的SBP与他克莫司日剂量具有明显相关性,服用更高剂量他克莫司的患者更易发生高血压。

关键词: 肾移植, 高血压, 他克莫司, 剂量, 血药浓度

Abstract: AIM: To investigate the incidence of hypertension after renal transplantation in patients administered with tacrolimus, and the correlation among blood pressure, tacrolimus dosage, plasma concentration and concentration/dose ratio of tacrolimus.METHODS: 200 renal transplant patients treated with tacrolimus were screened in the study, and the blood pressure were measured.Fifty-three hypertensive patients and Fifty-three normotensive patients were randomly enrolled from all screened patients.Tacrolimus was administrated at a stable dose for at least 3 days.Tacrolimus trough level was determined by Microparticle Enzyme Immunoassay (MEIA). The association of blood pressure in tacrolimus dosage and concentration were analyzed. Meanwhile, the dosage, plasmid level and concentration/dose ratio of tacrolimus were compared in the normotensive and hypertensive group.RESULTS: Hypertension was present in 104 post-transplantation patients out of 200 patients (52.0%). Spearman's correlation analysis revealed a positive correlation existed between systolic blood pressure (SBP) and the dose of tacrolimus (r=0.216, P<0.05). However, there was no significant correlation between diastolic blood pressure and tacrolimus trough level.The oral dosage of tacrolimus in hypertension group (3.11±1.49) mg/d was higher than that in normotensive group (2.42±1.07) mg/d (P<0.05). There was no significant difference in tacrolimus trough level between the two groups [HBP vs Nor: (7.76±3.86) ng/mL vs (7.56±2.67) ng/mL, P>0.05]. The concentration/dose ratio of tacrolimus was lower in hypertension group than that in normotensive group [(2.94±1.57) ng·d/mg·mL vs (3.95±3.02) ng·d/mg·mL, P<0.05).CONCLUSION: The present study demonstrated that SBP of renal transplant patients was positively correlated with tacrolimus daily dosage. Administration of tacrolimus with higher dosage may increase the predisposition to hypertension.

Key words: Renal transplantation, Hypertension, Tacrolimus, Dose, Plasma concentration

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