Hi I'm 16 years old and about  2 months go I had unprotected sex and took morning after pill and was taken to doctors by mom , I had sored in vagina area.  I was tested for all stds but I came out positive for herpes simplex virus. Pregnancy test came out negative . then i got the depo .They put me on medication with in days sores went away. so My period is irregular comes as pleases. I started on 23 of March 2016 today is March 25 2016 I was using tampons but I it have me severe pain to put in and pull put so I wore pads then I started go get severe cramps (to the point I was crying 11-2 am mom picked Me up) I took ibuprofen it helped. Next morning I woke up to change pad and there was a medium size chunk of grey kinda off color of gunk .first thing I thought miscarriage But I wasn't pregnant.. mother things it's from morning after pill. I read it's just the womb. Help what's wrong with me