A bit confused why you put this in the Vodou section of the forums.
Anyways, if you are going to do a spell, you should probably spend the time to it make yourself. As in my experiances they seem to be more effective than just looking up a premade spell on the internet. If you do a spell for something like that who am I to judge? But it probably won't change someones personality and urges. You could help the situation as best to your abilities, but don't expect a spell to solve your problems 100 percent of the way as they won't