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Determination of Ethinyl Estradiol and Levonorgestrel in Human Plasma with Prednisone as Internal Standard Using Ultra-performance Liquid Chromatography–Tandem Mass Spectrometry
OBJECTIVE: Ethinyl estradiol and levonorgestrel as a combination of oral contraceptive drugs have very low dosage levels; hence, a highly sensitive and selective method of using ultra-performance liquid chromatography–tandem mass spectrometry (UPLC-MS/MS) is needed. MATERIALS AND METHODS: This metho...
Autores principales: | , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Wolters Kluwer - Medknow
2019
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6662037/ https://www.ncbi.nlm.nih.gov/pubmed/31555032 http://dx.doi.org/10.4103/jpbs.JPBS_68_19 |