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Tyla
tyla.com > womens-health > menstrual-cycle-affect-how-well-drugs-work-215814-20260907

Women warned their menstrual cycle can affect how well certain drugs work

1+ week, 2+ hour ago   (550+ words) Women’s periods could affect how well some medicines work, and scientists are only now starting to understand why. Hormones naturally rise and fall throughout the menstrual cycle, with estrogen changing significantly between phases and those shifts can affect the body…...