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People also ask
How effective is Plan B for pregnancy?
Also called the morning after pill, women can take Plan B the morning after having unprotected sex to prevent pregnancy. The pill may significantly decrease the chances of getting pregnant. However, Plan B is not as effective as birth control pills. When used as directed, only about 1 out of 8 women that would have conceived will become pregnant.
Does Plan B work if you are overweight?
The effectiveness of Plan B can also decrease when someone is overweight or obese. According to the CDC, if you have a BMI over 30, Plan B might be less effective. A 2011 study published in the Contraception journal found that obese people were three times more likely to get pregnant after taking an EC pill than those with a normal body mass index.
Does Plan B prevent a fertilized egg from implanting in the lining?
Some people believe Plan B prevents a fertilized egg from implanting in the lining of the uterus. This belief is based on the product’s FDA labeling. Research, however, has not confirmed the information on the FDA label.
How does Plan B emergency contraception work?
The FDA labeling for the Plan B emergency contraceptive says Plan B may work by preventing implantation of the fertilized egg. This has created controversy over its use. Research, however, shows that Plan B does not work this way. Instead, it works by preventing ovulation and fertilization of the egg.