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Mirena^® vs Other Birth Control Methods

Want to compare different types of birth control with Mirena (levonorgestrel-releasing intrauterine system), an intrauterine contraceptive?

The chart below shows the chance of getting pregnant for women who use different methods of birth control. The most effective methods, including intrauterine devices such as Mirena, are found at the top of the chart. Unfortunately, no contraceptive is 100% effective. If you have any questions about this information, please ask your health care provider.

Fewer Pregnancies
Fewer than 1 pregnancy per 100 women in 1 year				Implants Injections Intrauterine devices Sterilization
				Birth control pills Skin patch Vaginal ring with hormones
10-20 pregnancies per 100 women in 1 year				Condoms Diaphrams
				No sex during the most fertile days of the monthly cycle Spermicide Withdrawal
85 or more pregnancies per 100 women in 1 year				No birth control
More Pregnancies

No birth control is right for everyone and there are certain risks associated with Mirena that you should know about. For detailed information about possible side effects, some potentially serious, please see Safety with Mirena.