Hormonal status affects plasma exposure of tamoxifen and its main metabolites in tamoxifen-treated breast cancer patients

• Main Authors: João Paulo Bianchi Ximenez (Author), Jurandyr Moreira de Andrade (Author), Maria Paula Marques (Author), Eduardo Barbosa Coelho (Author), Guilherme Suarez-Kurtz (Author), Vera Lucia Lanchote (Author)
• Format: Book
• Published: BMC, 2019-12-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

Abstract Background Tamoxifen is considered a prodrug of its active metabolite endoxifen, which is dependent on the CYP2D6 and CYP3A enzymes. Tamoxifen pharmacokinetic variability influences endoxifen exposure and, consequently, its clinical outcome. This study investigated the impact of hormonal st...