Inhibition of the positive feedback of oestradiol during treatment with subcutaneous implants of d-norgestrel.
D000328:Adult; D004343:Drug Implants; D004958:Estradiol / Q000097:blood*; D005260:Female; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood; D009644:Norgestrel / Q000097:blood / Q000494:pharmacology*; D010060:Ovulation / Q000187:drug effects; D011374:Progesterone / Q000097:blood
D004343:Drug Implants; D009644:Norgestrel; D011374:Progesterone; D004958:Estradiol; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone