"on june 6th 2015 i took plan b 4 hours after unprotected sex....on june 19th my blood work came back positive for pregnancy...i contacted plan b and now there sending me all these letters to contact them for more questions.....plan b failed me....even after 4 hours it didn&#039;t work...i&#039;m looking into any other women this has happening to....i think packaging needs to be changed"