Could Irritation In Vagina And Vaginal Bleeding Be Due To Excessive Sex?

I had unprotected sex on Tuesday , as soon possible I took plan b Pill . on Sunday I had sex again , few minutes without condom then he put it on . today I had uncomfortable irration around my vagiana , so I was rubbing a lot , I got brown liquid , then I stared to bleed small amounts , hurts when I pee . can this be spotting pregnancy or rubbing a lot