Olanzapine (Zyprexa),Quetiapine (Seroquel),Risperidone
(Risperdal),Clozapine (Clozaril) and
aripiprazole (Abilify), Though Seroquel, Abilify and Zyprexa from other studies I have seen, are more affective then Clozaril.
Third Anti-Depressants, AD's for short. These are generally used 3rd if the MS and AP drugs don't work. There is hesitancy in the literature in using these drugs because they can be activating (causes mania and worsened anxiety).