Plan B   What is it?  Plan B is an Emergency Contraceptive Pill
(ECP) that can be used by a woman to prevent pregnancy.Plan B
can be taken after unprotected vaginal intercourse or a known or
suspected birth control failure (i.e. broken condom, missed
pills). It contains the hormone progestin (levonorgestrel). Plan
B is most effective if you take it as soon as possible after
unprotected intercourse but can be used up to 120 hours (5 days)
to prevent pregnancy. Plan B is not the same as the abortion
pill (RU486) and does not work if you are already pregnant. Plan
B is not the same as taking a large dose of birth control pills
or taking Ovral® (estrogen and progestin).  Plan B is for
emergency use only. Plan B is not recommended for regular use
because it is less effective than regular birth control pills.
How does it work?  You must start taking Plan B within 5 days of
unprotected intercourse. Plan B works in one of three ways:
1. by keeping your ovaries from releasing an egg   2. prevents
fertilization (sp