Contraceptive implants and IUDs are very effective in preventing pregnancy — nearly 100 percent, statistics show. A new federal survey finds many more women are making this choice than did a decade ...
How Does Mirena Work for Birth Control? Mirena is a small, flexible plastic, T-shaped system that slowly releases small amounts of a progestin hormone (levonorgestrel) into your uterus. It is the same ...
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