Modalert 200mg is a Modafinil drug that is not exclusive. Modalert is a drug that is used to treat sleep disorders and mobility problems. The most usually recommended medicine is Modvigil. Modalert might help you stay awake for a long time if you have a heavy load or are feeling sluggish during the day. In the United States, the United Kingdom, Australia, and the rest of the world, Modalert is the most extensively used drug.