13 citations
,
May 2007 in “Journal of Endocrinology” This study found that A-ring reduced derivatives of norethisterone and levonorgestrel exhibit estrogen-like potency in rat osteoblasts, suggesting a mechanism for 19-norprogestins' bone restoration effects in postmenopausal women.
64 citations
,
January 1998 in “Drugs” In this study, oral dienogest combined with ethinylestradiol provided effective contraception with a Pearl Index of approximately 0.2 and improved androgenic symptoms without significant metabolic effects.
41 citations
,
November 2003 in “Annals of the New York Academy of Sciences” This article discusses the complexities of androgen and antiandrogen therapies in women, detailing diagnostic measures, the effects on libido, and the potential benefits of new progestins with antiandrogenic properties, but presents no new empirical findings.
27 citations
,
January 1984 in “Pharmacology & Therapeutics” This review discusses androgen manipulation strategies for conditions like benign prostatic hyperplasia and prostatic carcinoma but reports no new clinical results.
16 citations
,
August 2014 in “International Journal of Women's Health” The estradiol valerate/dienogest oral contraceptive helps with heavy periods, may improve acne and symptoms in PCOS, and doesn't affect sexual function.