INTERACTION AMITRIPTYLINE WITH KETOCONAZOLE AND QUINIDINE
INTERACTION AMITRIPTYLINE WITH KETOCONAZOLE AND QUINIDINE
批准号:
6304523
负责人:
DAVID J GREENBLATT
金额:
$4.27万
依托单位:
依托单位国家:
美国
项目类别:
财政年份:
1999
资助国家:
美国
项目状态:
已结题
起止时间:
1999-12-01 至 2001-02-28
中文摘要
体外研究表明,阿米替林的N-去甲基化为去甲替林主要由细胞色素P450- 3A 4介导,而阿米替林的羟基化为10-羟基-阿米替林部分由P450- 2D 6介导。这些数据预测的可能性受损的清除阿米替林在体内的酮康唑或奎尼丁,高活性和相对特异性的竞争性抑制剂3A 4和2D 6,分别共同管理。将在两项前瞻性双盲对照动力学-动力学研究中检验这一假设。
英文摘要
In vitro studies demonstrate that N-demethylation of amitriptyline to nortriptyline is mediated mainly by cytochrome P450-3A4, while hydroxylation of amitriptyline to 10-hydroxy-amitriptyline is mediated in part by P450-2D6. These data predict the possibility of impaired clearance of amitriptyline in vivo by coadministration of ketoconazole or quinidine, highly active and relatively specific competitive inhibitors of 3A4 and 2D6, respectively. This hypothesis will be tested in two prospective double-blind controlled kinetic-dynamic studies.
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COLLABORATORY EXTENSION TO CHIMERA
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财政年份:2001
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资助金额:$26.35万
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财政年份:2001
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依托单位:
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海外基金