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Old 12-02-2012, 22:58   #36
Gunhaver
the wrong hands
 
Join Date: Jan 2012
Posts: 2,736
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Quote:
Originally Posted by F350 View Post
Wrong, wrong wrong-
Birth control pills work by interfering with the natural hormonal cycle of a woman, preventing the ripening and release of an ovum. Which is why women with a problem of developing ovarian cysts caused by failure to release ovums are prescribed birth control pills.

http://goaskalice.columbia.edu/how-d...rol-pills-work
There are ingredients in many forms that prevent ovulation and implantation. Some only cover one or the other. I believe the first form was an implantation block but I could be wrong.
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