I took the morning after pill about 4 weeks ago while I was on my 4th day of my period once taking the morning after pill this stopped my period and brown discharge came, I'm on the microgynon pill which continues I take this tablet at night so carried on taking it after I took the morning after pill, I'm in my 7 day cycle where I'm suppose to be on my period and I'm not, what happening? And does anyone know what I should do?