METHODS: The concentrations of desloratadine were determined by LC/MS/MS with APCI and the pharmacokinetic parameters were calculated.

方法：采用LC/MS/MS（APCI源）测定地洛他定的血浆浓度，并计算药代动力学参数。

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Objective:To establish a selective and sensitive LC-MS/MS method for the determination of cilnidipine in human plasma, and to study the pharmacokinetics in healthy volunteers.

目的：建立西尼地平血药浓度的液相色谱串联质谱（LC-MS/MS）测定法，研究中国健康男性受试者口服西尼地平胶囊后的血浆药动学特点。

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A confirmative method was developed with liquid chromatography tandem mass spectrometry(LC-MS/MS) to detect virginiamycin M1 residue in milk and egg.

建立了牛奶和鸡蛋样品中维吉霉素M1残留的液质联用确证方法。

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