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Doctor insights on: Mechanism Of Birth Control Pills

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How do birth control pills work?

How do birth control pills work?

How the pill works: Most birth control pills are "combination pills" containing a combination of the hormones estrogen and Progesterone to prevent ovulation. The pill also works by thickening the mucus around the cervix, which makes it difficult for sperm to enter the uterus an fertilize any eggs that are there. Some of the hormones found in the pill sometimes make it difficult for an egg to attach to the wall. ...Read more

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Dr. Michael Gabor
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Birth Control Pills (Definition)

Also known as oral contraceptives, birth control pills are highly effective oral medications that use hormones to prevent pregnancy. There are two main types of birth control pills: one with estrogen and progestin (also known as the combination pill) and one with just progestin. The two main ways they prevent pregnancy are: 1) The hormones thicken the cervical mucous, which keeps sperm from entering the uterus on their way to the egg; and 2) By maintaining a level of hormone in the blood stream that prevents the ...Read more


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How do birth control pills work to prevent pregnancy?

How do birth control pills work to prevent pregnancy?

BCP: Works in three ways, 1- by inhibiting ovulation, 2-by creating a very thin lining(endometrium), making it difficult for a fertilized egg to implant in the uterus, 3-creates a hostile cervical mucus that doesn't allow the sperms to undergo capacitation and swim freely upstream. Also decreases to motility of the tubes making it difficult for sperm and egg to get together. ...Read more

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How exactly do birth control pills work?

How exactly do birth control pills work?

Hormones.: They trick your brain/pituitary to think that your ovaries are working, so that it stops stimulating them and they no longer produce eggs each month. ...Read more

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I bled all day yesterday and was cramping how do I know if birth control pills worked or not?

I bled all day yesterday and was cramping how do I know if birth control pills worked or not?

It depends on why?: It depends on why the birth control pills were given to you and for what purpose. Was it to treat excessive bleeding or use as a contraceptive? Your MD who gave you the Rx will know, so give them a call. ...Read more

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Do birth control pills work? I'm a little worried had unprotected sex and i've been on same pill for year. I always get scared when I have sex. Help!

Do birth control pills work? I'm a little worried had unprotected sex and i've been on same pill for year. I always get scared when I have sex. Help!

The chance of : Becoming pregnant with consistent use of oral contraceptives are low. They are effective if used properly. It is unlikely, but no form of birth control is 100% effective. ...Read more

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Will birth control pills work for men?

Not as well: Studies are ongoing to develop a pill to supress sperm production in men. Preventing one ovulation a month appears to be much easier than preventing the formation of hundreds of millions of sperm cells over the same period. I don't think men are going to be quite as motivated to take the pill every day as women are. ...Read more

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How long does birth control pills work until they are in effect and i wont need to use condoms?

How long does birth control pills work until they are in effect and i wont need to use condoms?

Birth Control: Hello AndreaA299. Some package inserts advise protection after 7 days but I advised condoms for at least a month after initiating a contraceptive. For maximum protection against pregnany and the only available protection against sexually transmitted diseases, I suggest condom use each and every time even after that first month. For consults, my link is healthtap.com/vanessanealmd code PNYTKV. ...Read more

Dr. Jeff Livingston
2,324 doctors shared insights

Contraception (Definition)

Contraceptiion is a means of preventing conception (or fertilization). There are hormonal and non hormonal methods of preventing sperm and egg from meeting. Talk to your doctor or clinic about what options are best for you. There are short acting methods (condoms, pills, patch, ring) and long ...Read more


Dr. Lonnie Smith
4 doctors shared insights

Birth Control (Definition)

Also known as contraception, birth control is a method to prevent pregnancy. Some methods of birth control include a vasectomy, tubal ligation, oral contraceptive pills, vaginal rings, hormone injections, condoms, diaphragms, sponges, ...Read more