Advertising Specialty InstituteÂ® (ASI) is the promotional product industryâs largest membership organization offering media, technology, marketing and education to help cultivate success and community.
1 Start your pills today. 2  If you start your pills today, you should use a backup method of birth control (condoms with spermicide) during the first 7 days of the pill package. 3  Birth control pills will start to protect you from pregnancy after the first week, if you take them correctly.
Your birth control plan isn't always perfect. Plan B One-Step emergency contraception is a back-up plan that helps prevent pregnancy when taken within 72 hours (3 days) after unprotected sex or birth control failure. The sooner itâs taken, the better it works. It contains levonorgestrel, the same hormone used in many birth control pillsâjust at a higher dose.