The estrane group (first generation OC) is composed of norethindrone and other progestins that metabolize to norethindrone (including norethynodrel, the progestin component of the first pill).
Today 'the pill' is an association of ethinyl estradiol ... re-evaluated and reduced during the 45 years of experience of oral contraceptives, with the improvement of their tolerance profile.
June 12, 2023 — Women who used combined contraceptive pills were at greater risk of developing depression than women who did not, according to a new study. Contraceptive pills increased women's ...