I Had An Abortion Jan 13 I Had Sex Feb

I had an abortion Jan 13 I had sex Feb 3rd I'm not sure if it was protected I seen him put the condom on but when we were finished I seen it on the floor and it seemed weird to me however Feb 15 I spotted once thinking my period is coming since then I have been spotting pink, brown, dark red but mainly when I wipe my pad barely has any bleeding I took a test today it was negative is this a normal period after my abortion not to mention my breast has been tingling and itchy