This is still not exactly known how Provigil medicine works, but what’s the most important that it does, however it’s presumed that it is affecting dopamine that then is reducing the fatigue symptoms.
Fatigues can be different and therefore doses prescribed should be different, as this disorder can be caused by different issues – cognitive and physical.
On some occasions a cup of coffee can do the same job, which is to improve wakefulness. Provigil is brightening the emotions, elevating mood and increasing alertness.


