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- Plan B may be less effective if you weigh 155 pounds or more, or have a BMI of 30 or higher
- However, there are no safety concerns for using it if either applies to you
- The Food and Drug Administration (FDA) hasn’t yet made any changes to the Plan B label or to its prescription recommendations
Then, How much Plan B should I take for my weight? Insider’s takeaway Plan B has a weight limit of 155 lbs, but it’s still safe to take morning-after pills even if you fall above the recommended weight limit Although there’s a chance they might not be as effective, it’s not likely to pose any health risks
Does Plan B not work if you weigh over 165? If you take an emergency contraception pill with levonorgestrel (like Plan B One Step, Take Action, My Way, and others) and you weigh more than 165 pounds, it may not work
in the same way, Can I take Plan B twice in 2 days? What if you take it twice in 2 days — will it make it more effective? Taking additional doses of an EC pill won’t make it more effective If you’ve already taken the required dose, you don’t need to take an additional dose on the same day or the day after
What makes Plan B less effective? For more information, visit our medical review board Plan B is 95% effective if you take it within 24 hours and 89% effective within 72 hours But it might be less effective if you are ovulating, or have unprotected sex after taking Plan B
Is Plan B effective if you weigh over 165?
It is effective for women weighing up to 195 lb but may be less effective for women weighing more than this Plan B, another common emergency contraceptive, is also thought to become less effective for women once they reach 165 lb Some studies suggest Plan B is not effective for women weighing 165 lb or more
How do you know if Plan B didn’t work?
How do I know if Plan B worked? You’ll know if your emergency contraception worked when you get your next period, which could come within a week of when you expect Your period may be heavier, lighter, earlier, or later than usual EC pills can also cause some irregular bleeding or spotting afterward
Is there a weight limit for the pill?
While there is no weight limit for hormonal birth control, some methods may be slightly less effective in individuals who are overweight due to hormonal differences
Should I take 2 Plan B?
There is no limit to the number of times an individual can take Plan B, or the emergency contraceptive pill People can take it as often as necessary to prevent an unplanned pregnancy There are no significant health risks associated with the use of Plan B
At what weight does Plan B not work?
If you take an emergency contraception pill with levonorgestrel (like Plan B One Step, Take Action, My Way, and others) and you weigh more than 165 pounds, it may not work
What are some reasons Plan B wouldn’t work?
Ovulation happened before you took the pill If you have sex at the time you ovulate or after you ovulate, your emergency contraception pill won’t be effective (8) If you have unprotected sex again after you take the pill in the same cycle, it might not work (8) Use a barrier method like a condom if you have sex
How do I know if Plan B worked?
If you’ve taken Plan B, there are no symptoms that will be a sure sign of whether it worked The only way to know is to wait until your next period or to take a pregnancy test If you’re feeling anxious, you can take some pregnancy tests as early as six days before your expected period date
