Could Persistent Cramps, Headaches, And Pain When Lying Down After An Abortion With Cytotec Pills Indicate A Complication?

I had abortion with cytotec pills last Wednesday, and I bleed heavily that night for 3 hours. after that I have been having painful cramps but my flow was just like for a normal periods, what worries me now is that I still have that cramps and combined by the headache that started yesterday,, and I also feel pain when I lay facing up for a long time, doctor, what could be wrong with me,,?