Study suggests lower estrogen dose in birth control could still prevent pregnancy

“According to a study (hereafter referred to as Gavina et al.) from the University of the Philippines Diliman, the amount of estrogen currently in hormonal birth control pills is higher than it needs to be in order to effectively prevent ovulation (and, therefore, pregnancy) [1]. This is welcome news for millions of Pill users who are at risk of multiple side effects, some serious, because of the synthetic estrogen in their hormonal birth control. Although the amount of estrogen in the Pill has drastically decreased over time, many women still notice a plethora of estrogen-related side effects from their contraception [2]. Some effects, such as thrombosis (blood clots) or cancer, can even be life-threatening.”

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