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Levonorgestrel isn’t the only morning-after pill. What emergency contraception is available for high-BMI women? Similar results were obtained by other other investigators ( read more).
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In a study conducted on 10 women, investigators found that after taking levonorgestrel for emergency contraception, women with a high BMI had about half the level of the drug in their bloodstream that was found in those with normal BMIs. Why is levonorgestrel less effective in high-BMI women? According to a 2011 meta-analysis, women who take levonorgestrel for emergency contraception, and have a body mass index (BMI) > 25 kg/m2, have a three times greater risk of pregnancy than women with a normal BMI. Plan B (levonorgestrel) may be ineffective for heavier women. Will Plan B work if I’m overweight or obese? This change typically goes away after the next cycle. While this issue is rare, Plan B may cause your next period to be lighter or heavier than usual.
#PLAN B PILL TAKEN 7 DAYS AFTER OVULATION PROFESSIONAL#
Plan B also comes with a warning that you should contact a healthcare professional if you vomit within two hours after taking the pill.Īnother potential issue is a change to your menstrual cycle. However, you should consult your doctor if you experience any adverse effects, such as nausea, dizziness, or abdominal pain. Plan B and the levonorgestrel hormone are considered safe for most women. What are the Potential Side Effects of Plan B? You may also take the pill if you believe that your regular birth control method did not work. You missed your regular birth control pills.It is mostly intended for use after the following scenarios: You should also avoid using it frequently. Plan B should only be used as a backup plan. The pill also does not protect against sexually transmitted diseases. If you have unprotected sex after taking the pill, you may still get pregnant. If taken within 24 hours, you can reduce the risk of pregnancy by 95%.Īgain, this pill does not stop you from getting pregnant after you take it. When taken within 72 hours, it may reduce the chances of getting pregnant by 89%. The pill offers a single dose to help prevent pregnancy after having unprotected sex. As mentioned, this pill only prevents about 7 out of 8 pregnancies that would have occurred if birth control was not taken. In fact, you could get pregnant while using Plan B. If you want to know whether you can get pregnant after using Plan B, the answer is yes. Can You Get Pregnant after Taking Plan B? However, no birth control method offers a 100% guarantee to prevent pregnancy, other than abstinence. Plan B is designed to be an effective form of birth control. It is only intended to be used once per cycle to protect against pregnancy. Plan B may be less effective if you attempt to use it a second time within the same menstrual cycle. You may also choose to use Plan B after a condom breaks or if you did not use a birth control method. You may use it when you make a mistake with your normal birth control method, such as forgetting to take your regular pill. The manufacturers of Plan B recommend that you use the pill as a backup option. Is Plan B Effective for Preventing Pregnancy? If you are already pregnant, the pill does not offer a safe solution for terminating the pregnancy. It should also be noted that Plan B will not end a pregnancy. If you then have unprotected sex on Tuesday night, the pill will not protect against pregnancy. As mentioned, it only works once per menstrual cycle.įor example, if you have unprotected sex on Monday and take the pill on Tuesday, there is an 89 to 95% chance that the pill will prevent successful fertilization. It can prevent pregnancy from occurring up to 120 hours after unprotected sex by preventing ovulation and transportation of the egg through the fallopian tube. The pill only protects against previous incidents of unprotected sex. It is even possible to get pregnant within 24 hours after taking the pill, depending on your fertility factors, such as ovulation. It is recommended that you resume your normal birth control method immediately, as Plan B will not continue to protect against pregnancy. Chances of Getting Pregnant After Using Plan B
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This hormone may also change the lining of the uterus to prevent pregnancy. It also helps to prevent fertilization of the egg by the sperm. When your body receives a large dose of this hormone, it prevents the release of an egg from your ovary. The large dose of levonorgestrel that you receive from the pill reduces the risk of pregnancy in several ways. However, the Plan B pill contains a higher dose of the hormone. Like birth control pills, Plan B contains a hormone called levonorgestrel. Plan B works like a regular birth control pill, with a few differences.