Need advise

I started taking the pill  bc two weeks ago after my period was over well I missed two days of the pill this week I'm supposed to be ovaultying sorry if spelled wrong anyways the night before last I had unprotected sex and he cumed inside well yesterday when I worke up every time I went to the bathroom I was spotting it's not time for me to start today it's worse and I'm starting to pass blood clots and I have never in the whole 13 years of bleeding have I had two periods In one month or passed blood clots should I go be seen by the hospital