Right now on prozac 40mg for gad instead of paxil 20mg, for encounter the sexual dysfunction of prozac must be added wellbutrin or buspar (buspirone) to prozac ?

Can help: Yes, adding wellbutrin (bupropion) can help for some with the sexual side effects of prozac.

Sexual side effects: wellbutrin occasionally helps trazodone has more evidence for helping sexual side effects. other strategies include reducing the dose, waiting, using drugs like viagra/cialis or switching to a newer antidepressant like brintellix or viibryd (vilazodone hydrochloride)