There are three main progestin-only contraceptives (POCs) available in the United States: progestin-only pills (containing norethindrone acetate), injectable depot medroxy progesterone acetate (DMPA or Depo-Provera IM and SC forms) and the etonogestrel implant (Implanon NEXPLANON ). POCs have ...
Progestin-only contraceptive pill use among women in the United States. Progestin-only contraceptive pills (POPs) offer a safe and effective contraceptive option, particularly for women at increased risk of venous thromboemboli... KS Hall,J Trussell,EB Schwarz - 《Contraception》 被引量: 46发表:...
onlyONLYpops 系统标签: progestinpopspillscdcclientcontraceptive ProgestinOnlyPills(POPs) I.INTRODUCTION ProgestinOnlyPills(POPs)containasynthetichormonemodeledafterthenaturally occurringhormoneprogesterone.TherearemultiplewaysinwhichPOPswork: thickeningcervicalmucus,ovulationsuppression,inhibitingimplantationbyslowing theegg...
minipillsprogestinsvaginal ringsProgestins have been used for contraception for more than 30years. The main goal was to develop a contraceptive method devoid of the metabolic or clinical side-effects associated with the use of estrogens. The development of new contraceptive methods and formulations ...
18.Mifepristone is an anti - progestin. It is widely used as a convenient, safe and effective emergency contraceptive. 米非司酮是一种孕激素拮 抗剂,目前其作为一种简便 、 安全和有效的紧急避孕药被广泛运用. 19.It contains a progestin hormone that blocks the release of an egg from the ovary. ...
Define progestin. progestin synonyms, progestin pronunciation, progestin translation, English dictionary definition of progestin. n. Any of several synthetic progestational substances that mimic some or all of the actions of progesterone, used as contrac
Women switching from progestin-only oral contraceptives: Insert the contraceptive implant on any day of the month (without skipping any day between receiving the last progestin oral contraceptive and the initial administration of the implant); a back-up method of contraception is not needed....
Progestins are primarily responsible for the contraceptive activity. ▪ They prevent the LH surge that is required for release of the ovum; thus the ovum is not released from the ovary. ▪ They thicken cervical mucus, which impedes sperm entry into uterus. ▪ They decrease tubal motility,...
of children breastfed None 1-2 Ն3 Oral contraceptive use, y No Yes Ͻ5 5 to Ͻ10 Ն10 Prior estrogen only use, y No Yes Ͻ5 5 to Ͻ10 Ն10 Prior estrogen plus progestin use, y No Yes Ͻ5 5 to Ͻ10 Ն10...
better contraceptive protection, and less influence on lipid metabolism. Danazol, the most widely used progestin is widely believed to act by suppressing cyclical gonadotrophin secretion, but there is growing evidence that this compound displays a multiple mechanism of action, including a direct inhibiti...