The usual duration of Modvigil 200 is 10–12 hours, dependent on tolerance and metabolism. Over this time, users frequently report feeling less tired and more focused and awake. In order to prevent disrupting sleep at night, it is recommended to take it in the morning. Modvigil 200 helps avoid the crash that comes with other stimulants by reducing the effects over time https://www.smartfinil.net/product/modvigil-200/