MS:Use electrospray ionization ( ESI) , and selected ion mass spectral ( m/z) 384 ( loratadine) , 479 ( internal standard) to quantify. The plasma samples were extracted with solid phase extraction.

• 质谱条件为电喷雾电离源(ESI),选择性监测质荷比(m/z)为384(氯雷他定)、479(内标)带正电荷的分子离子峰。