Usha Ritchie

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A first of its kind, simple, rapid, and sensitive liquid chromatography mass spectrometry (LC-MS/MS) method was developed and validated for quantification of perindopril and perindoprilat in both human plasma and breast milk. The analytes and internal standards (phenazone and acetyl salicylic acid) were extracted from biological matrices by protein(More)
AIM A new sensitive LC-MS/MS method for the quantification of atenolol in human plasma and milk has been developed for clinical lactation studies. METHODS & RESULTS Atenolol and the internal standard, phenazone, were extracted from biological matrices by protein precipitation. A Phenomenex® C-18 column and gradient chromatographic conditions were used for(More)
BACKGROUND Domperidone is often used to promote lactation among women who have difficulty breastfeeding. OBJECTIVE To examine prescribing and dispensing practices of domperidone at the Women's and Children's Hospital (WCH), Adelaide. METHODS A retrospective audit of domperidone dispensing among women with singleton pregnancies who delivered at the WCH(More)
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