hello there, i am bopolar and having an eating disorder also and i am terrified of gaining weight so my psychiatrist prscribed me topamax which is a mood stabalizer but it does not make you gain weight. it can actually help you lose weight. just thought i would let you know incase you would like to dicuss this with your psychiartrist. PM me anytime you would like to talk also becasue i know what your going through. (((((hugs))))