I take welbutrin and it doesn't cause any weight gain for me. And if I take it correctly It seems to curb my appetite .. but that part could be all in my head ...

I take 350 in the morning and another 150 at lunch time.
__________________
You must not lose faith in humanity.
Humanity is an ocean;
if a few drops of the ocean are dirty,
the ocean does not become dirty.
~Mahatma Gandhi~