My wife had TB and she is on meditation (R cinex) my wife have 24 day period cycl We are had sex on 3rd day of her periods when her bleeding stopped we had a pregnancy test (prega news) also on 25 day when she miss her periods but the result was negative Now 29th day she have her perdios but only few drop can say 2 3 drop after that she used shower and wear her paid when she remove her paid she see only 2drop of dark (gaadha) blood on the paid . I want to know why this happened?