I Want To Know About The Rispedione Shot My Husband

i want to know about the rispedione shot my husband has been on for over ten years, the mg. is 50 every three weeks and i have been told he will never be able to come off the shot. there are some problems showing up now and i have no answers. he has lost 22 pounds in three months for no reason and testrorone level is 147 now. all just started and prolactin level sky hi.