Combination pills主要由雌性激素和孕激素组成,通过抑制排卵,增厚宫颈粘膜使精子难以前进,细化子宫内层使卵子难以着床这三种办法达到避孕效果,在美国更为广泛使用。Mini pills只包含孕激素,避孕原里和combination pill相似,通常是给对雌性激素特别敏感的女性使用的。 这里小编要再敲一次重点了,Birth control pill在美国是处...
Birth control pills contain one or a combination of hormones. They're the most common form of reversible contraception in the U.S. Sprintec, Junel FE, and Apri are common prescriptions. Hormone patches Replace weekly You wear a transdermal patch, usually on the arm or the lower abdomen, that...
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are declining precipitously as growing numbers of women switch to birth-control pills or opt for surgical sterilization. Kathleen Deveny Note: The birth control pill is often referred to simply as "the Pill." called also contraceptive pill compare mini pill, morning-after pill ...
And even within birth control pill brands, choice will be limited. Most effort is focused on making the progestin-only pills (also called POP or Minipills) OTC, rather than the estrogen and progestin pills (also called combination pills). Only about 0.4% of American reproductive-aged women ta...
If minipills are used consistently and correctly, they are about 95% effective – somewhat less effective than standard birth control pills. (Get more information about thebirth control minipill.) Emergency Contraceptive Pills Emergency contraceptive pills, or morning-after pills, are a type of birt...
If minipills are used consistently and correctly, they are about 95% effective – somewhat less effective than standard birth control pills. (Get more information about thebirth control minipill.) Emergency Contraceptive Pills Emergency contraceptive pills, or morning-after pills, are a type of birt...
Opill(norgestrel) is a new addition to the options for OTC birth control. It’s a “mini pill,” so it contains only progestin. Like other mini pills, you need to take it at the same time — every day. With typical use, it’s about 91% effective. ...
Types of Birth Control Pills There are two types of birth control pills, combination pills and the minipill. Combination pills contain both estrogen and progestin, and the minipill contains only progestin. The amount of estrogen in combination pills can vary. Depending on the type of combination...
How to Take the Minipill The minipill comes in a pack of 28. Unlike combination birth control pills, there’s no row of inactive, or placebo, pills. It’s important to take the minipill every day and at the same time each day. Your body clears progestin more quickly than the hormones...