Ranting is ok.. better to do it here than to say things you don't mean elsewhere.
How long have you been on prozac? It can take quite a while for you to feel a difference and lots of times friends and family will notice a change in you before you do. Hang in there...
I'm also in school and the demands of school and family and work (when I was working) can really pile up. It sounds really hokey (sp?) but exercise does help. Keep you chin up.
Remeber to breathe...