bleeding too much?

Desirae

okay so a little back story, I have pcos so I have a very irregular cycle. well this is my 3rd month taking norethindrone to force a period. well I'm on day 2 of my period and I'm actually bleeding so much I have to change my tampon every 10 minutes and the pain is unreal like I'm shaking and dizzy...is this Normal? should I call someone? help.