Does the morning after pill really work? i had sex and condom broke, pretty sure sperm entered in and i took next choice a few hours later

The : The morning after pill, emergency contraception, has been found to be approximately 75-80% effective. If your next period is late, then take a urine pregnancy test. If you still don't get your period, re-take a pregnancy test in two days. If you still aren't sure, see your provider. Also see your provider if you have any discharge, spotting, or fever.

Yes.: Emergency contraceptives are s up to 89 % effective when taken within 72 hours (3 days) after unprotected sex. It can reduce chance of pregnancy by up to 95% if used within 24 hours.