How long does it take for olanzapine to work for anxiety?

When you first start taking olanzapine, it may make you feel more relaxed and calm. Within 2 to 3 weeks, your other symptoms may start to improve.

Does Zyprexa have a calming effect?

It can decrease anxiety, agitation, even the overall negative feeling called “dysphoria” — within 20 to 30 minutes. It has a profoundly calming effect in many people.