How Do I Know Plan B Worked. Plan B can mess up your period for months. Answer can be found at the Plan B Website How will I know if Plan B One-Step worked. This was Sunday 923 1am and 923 4 am. Plan b is safe and effective - it works over 85 of the time if used within 72 hours 3 days of unprotected sex and about 80 if used within 120 hours 5 days.
Choose the calculator you like. Plan b is a huge blast of hormones designed to keep you from ovulating. Converter or calculator. The only way to know really is if you get your period. If you are more than 7 seven days late for your next period you may be pregnant. Their website says that it can make your period come up to 7 days.
It does mess with your period however so dont be surprised if you menstruate again soon after so bear that in mind.
Try to stop worrying because that will affect your cycle too. Answer can be found at the Plan B Website How will I know if Plan B One-Step worked. Plan b is there of course because the better method plan a is not present. Its important to know that Plan B is not the same thing as an abortion pill. Sperm enters vagina sperm meets egg egg moves to uterus and implants on uterine wall- thi. This was Sunday 923 1am and 923 4 am.