good day doctor... me wife finished periods on 14 th , we had unprotected sex on 16th, few hours later we had morning pill(emergency contraceptive )like i pill , unwanted 72 , plan b.... n after 3 days , yesterday she ws having light brownish discharge ,which turned red scanty discharge... we are worried ...is she pregnant...but we hade dat emergency pill within four hours and she just finished with periods on 14th... please help...