Provigil medication is a brand name for Modafinil's nootropic drug. Provigil is controlled on a federal level since it is abused and can cause dependence. Although Provigil effectively treats sleep deprivations, it has numerous side effects, including severe skin reactions that require urgent medical care. Provigil mediciation is intended to promote wakefulness during work hours, especially if you have a work schedule that keeps you from having excessive sleep. Provigil is effective for people who have shift work sleep disorder.