I wanna move to usa from canada but what about my medications..opiods?

i live in ontario canada and want to move to florida;..but i take percocet and oxycontin for rhuematoid athritis and i am wondering how would i go about this? do i have to go get a new doctor there ? and now pay for my meds?? how does one go aobut this..i am married to a us citizen..well he has dual citizenship....american and canadian.