Others will provide emergency contraception when they are asked for it.

It is the most effective form of emergency contraception available.

Emergency contraception should not be used as primary birth control, however.

Emergency contraception has been an unlikely story from the start.

Emergency contraception became available without prescription to men and women over 18 in 2006.

Educational web site with information for women who need emergency contraception now.

"We can increase women's access to emergency contraception while protecting our children."

In addition, 14% of teenage girls reported ever using emergency contraception.

The panel said emergency contraception was effective 75 percent of the time.