Answers are grounded in this paper and cite their sources.
The efficacy of the contraceptive methods is high, and contraceptive effect is mainly due to progestogen, since it promotes inhibition of ovulation, thickening of the cervical mucus, and reduction in tubal motility. Therefore, one must reflect on the role of estrogen â is it time to abandon it? In this paper, we discuss the role of estrogen and progestogen in contraception, bleeding profile and non-contraceptive benefits.
No takes yet. Share an insight, caveat, or question.
Nadai et al. (2023) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: