The pill is available as a single tablet or two tablets to be consumed within 72 hours of unprotected intercourse. The effectiveness of the pill is 90 per cent with the failure rate being upto 10 per cent.

Can I get pregnant even after taking unwanted 72?

How Well Does Emergency Contraception Work? About 1 or 2 in every 100 women who use ECPs will become pregnant despite taking the pills within 72 hours after having unprotected sex.

Can a girl get pregnant even after taking i pill?

Yes, it's possible to get pregnant. The morning-after pill (AKA emergency contraception) can help prevent pregnancy when you take it after having unprotected sex. But, it won't prevent pregnancy for any sex you may have after taking it.