Im I Pregnant Facing A Possible Miscarriage ?

Im 18 , I take birth control pills every morning at 8 am .So im on my period right, Im cramping having normal period symptoms so i think.. Well yesterday i went to smoke cause that what i do not thinking much of it when i get inside i start having problems breathing and throw up my bf clean it i go brush my teeth after i go lay down and i start cramping bad but i dont think nun of it i just think it my normal cramps cause i cramp bad well i go to the rr and this chuck of meat in my blood i panic and show my boyfriend and im scared looking on google and see picture similar to this