Hi I got my periods the 26th of jan and ended on 2 feb now today when u wiped I notice light pinkish blood so I put in a panty liner now on there is also pinkish blood nothing heavy bt i do have cramps, back pain and feel a little light headed. I stop the pill 29th of dec went 2 the doc 2 weeks ago did preg test and papsmear everything was fine nw all this what can it be please advise what 2 do next.