i understand about post that get turned around i have felt the same.. and i got a tattoo on immunosuppresants- immuran 2yrs, i never thought about asking my doctor-( but if he said not a good idea) i would not have to think about it i would not get one but since i never thought about asking my doctor did not think oops think" that it was his business, i wanted one and got one i do mark yes for mri's i have two tattoos -52yrs of age and love it! .yahooo