Influence of green tea consumption on endoxifen steady-state concentration in breast cancer patients treated with tamoxifen.
C Louwrens BraalKoen G A M HussaartsLieke SeurenEsther Oomen-de HoopPeter de BruijnStefan A J BuckMonique E M M BosMartine F Thijs-VisserHanneke J M ZuetenhorstDaniëlle Mathijssen-van SteinMijntje B VastbinderRoelof W F van LeeuwenTeun van GelderStijn L W KoolenAgnes JagerRon H J MathijssenPublished in: Breast cancer research and treatment (2020)
This study demonstrated the absence of a pharmacokinetic interaction between green tea supplements and tamoxifen. Therefore, the use of green tea by patients with tamoxifen does not have to be discouraged.