Hi, me and my husband are currently trying to conceive a second child. i am 28 and he is 33, on 4th march 2011 i had the mirena coil removed. i had it fitted may 2010. on sunday 6th march 2011 i had what i believe to be a period, heavy bleeding , clots, etc. it lasted until thursday 10th march 2011, we have had sex every day since. i am now experiencing period pains and lower back pains. i am due another period or could i be pregnant?