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多纳非尼和索拉非尼头对头一线治疗晚期肝细胞癌的药代动力学参数比较研究 被引量:9
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作者 多纳非尼治疗肝癌临床研究协作组 秦叔逵 +2 位作者 毕锋 白玉贤 盛泽林 《临床肿瘤学杂志》 CAS 2022年第6期481-487,共7页
目的多纳非尼是索拉非尼的新型氘代衍生物,治疗晚期肝细胞癌(HCC)患者具有更好的疗效和安全性。为了深入了解多纳非尼的作用特点,本课题组对Ⅱ/Ⅲ期临床研究中招募的部分HCC患者,进行了药代动力学(PK)特征的评估,比较多纳非尼与索拉非... 目的多纳非尼是索拉非尼的新型氘代衍生物,治疗晚期肝细胞癌(HCC)患者具有更好的疗效和安全性。为了深入了解多纳非尼的作用特点,本课题组对Ⅱ/Ⅲ期临床研究中招募的部分HCC患者,进行了药代动力学(PK)特征的评估,比较多纳非尼与索拉非尼的药代动力学参数。方法在前瞻性、随机、平行对照、开放标签的多中心Ⅱ/Ⅲ期试验(ZGDH3研究,Clinicaltrial:NCT02645981)中,纳入既往未接受过系统治疗的不可切除或转移性HCC患者,随机(1∶1)接受多纳非尼(200 mg)或索拉非尼(400 mg)口服给药,每日两次(BID);主要终点为总生存期。分别在第1天和第14天,对于接受试验药物治疗、至少有一次药代动力学测量值且无重大方案偏离的患者进行了药代动力学参数(次要研究终点)研究,主要采用经过验证的液相色谱—串联质谱法测定原形药物和主要代谢产物的血浆浓度;并且通过Phoenix WinNonlin 7.0版软件采用非房室模型计算药代动力学参数。结果共20例患者(多纳非尼组16例和索拉非尼组4例)纳入此项PK子研究。给药后第1天时,多纳非尼原形药物的血浆峰浓度(C_(max))和给药后0~12 h的曲线下面积(AUC0-12h)均显著低于索拉非尼(C_(max):1.58μg/ml vs.2.78μg/ml,P=0.002;AUC0-12h:11.73μg·h/ml vs.22.04μg·h/ml,P=0.002),其M2代谢产物也类似(C_(max):0.35μg/ml vs.0.57μg/ml,P=0.021;AUC0-12h:2.48μg·h/ml vs.4.79μg·h/ml,P=0.013)。在给药后第14天时,多纳非尼原形药物的C_(max)和稳态曲线下面积(AUCss)均略高于索拉非尼,但是差异无统计学意义(C_(max):6.55μg/ml vs.4.98μg/ml,P=0.372;AUCss:45.38μg·h/ml vs.38.13μg·h/ml,P=0.505),同时其M2代谢产物也类似(C_(max):1.54μg/ml vs.1.32μg/ml,P=0.739;AUCss:11.44μg·h/ml vs.10.53μg·h/ml,P=0.819)。在达到稳态时,多纳非尼原形药物和M2代谢产物的血浆蓄积比约为索拉非尼及其M2代谢产物的3.5倍和6倍。结论达到稳态时,多纳非尼(200 mg BID)的血浆暴露量明显高于索拉非尼(400 mg BID)。多纳非尼具有良好的药代动力学特性,因此支持其一线治疗晚期HCC时,有效性和安全性均优于索拉非尼的结果。 展开更多
关键词 多纳非尼 肝细胞癌 索拉非尼 药代动力学/参数
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Pharmacokinetics of Moclobemide Sustained Release Tablets after Multiple Oral Dose Administration in Healthy Volunteers
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作者 胡道德 毛丹卓 裴元英 《Journal of Chinese Pharmaceutical Sciences》 CAS 2004年第4期249-253,共5页
To investigate the pharmacokinetic characteristics of moclobemide sustainedrelease tablets after multiple oral dose administration in healthy Chinese volunteers. MethodsMoclobemide sustained release tablets were given... To investigate the pharmacokinetic characteristics of moclobemide sustainedrelease tablets after multiple oral dose administration in healthy Chinese volunteers. MethodsMoclobemide sustained release tablets were given as a multiple oral dose regimen of 300 mg oncedaily for five consecutive days to 12 healthy volunteers. The concentrations of moclobemide inplasma were determined by reversed-phase high performance liquid chromatography. The partialpharmacokinetic parameters were calculated using 3p97 pharmacokinetic program. Results Theconcentration-time profile fitted an one-compartment model best. The steady-state pharmacokineticparameters of moclobemide sustained release tablets after multiple oral doses were as follows:C_(max) was (1 950 +- 156) μg· L^(-1), T_(max) was (6.00 +-1.55) h, T_(1/2(kel)) was (3.14 +-0.12)h, AUC_(ss 0-24) was (22 836 +- 1 842) μg·h· L^(-1), MRT was (7.68+-0.36) h, CL/F_((s)) was(20.2+-2.1) L·h^(-1), and V/F_((c)) was (91.4+-9.4) L, respectively. No marked adverse events werenoted during this study. Conclusion The formulation has a sustained-release effect and goodtolerance in the healthy volunteers, which provides useful information for clinical practice. 展开更多
关键词 moclobemide sustained release tablets high performance liquidchromatography phar- macokinetics multiple dose
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