The safety of progestogens as a class has come under increased scrutiny after the
publication of data from the Women's Health Initiative trial, particularly with respect to breast …

A variety of progestins are available for therapeutic use. It is convenient to classify them into
those related in chemical structure to progesterone or testosterone. Progestins related to …

The concept of bioavailability is discussed with particular references to the sex steroids.
Problems encountered in the measurement of bioavailability of these steroids and the …

Progestins are compounds that exhibit progestational activity. The most widely recognized
progestational activity is transformation of proliferative to secretory endometrium in estrogen …

This ninety-first volume of IARC Monographscontains evaluations of the carcinogenic
hazard to humans of combined estrogen-progestogen contraceptives and combined …

Previous research suggests that female jealousy is sensitive to hormonal variation and,
more specifically, potentially moderated by estrogen levels. Here, we tracked self-reported …

When the 19-norsteroids norethynodrel and norethindrone (norethisterone)—which differ
only by the position of a single double bond—were synthesized (independently and almost …

The effects of felbamate on the pharmacokinetics of a low‐dose combination oral
contraceptive containing 30 μg ethinyl estradiol and 75 μg gestodene were assessed in a …

Combined progestin–estrogen pills are an established and reliable contraceptive option
used by women worldwide. Combined oral contraceptives (COCs) containing the progestins …

It was the aim of this study to investigate whether assessment of the metabolic stability of
selected progestins of the 19-nortestosterone type in human microsomal liver preparations …