The snris are also like this, but still, some people do find taking them helps with anxiety because anxiety very often comes from depression. Wellbutrin, in other words, is not a better antidepressant than
Paxil, just different;
Paxil was in fact approved for depression treatment and was then used later for anxiety, as have most antidepressants. Sometimes they work for a person, sometimes they don't. Secondly, all drugs that affect sleep affect REM sleep.