Some healthy people use Modalert 200 (modafinil) off-label to improve attention, alertness, and cognitive function. It is authorized for narcolepsy, shift work sleep disorder, and OSA. Off-label usage is frequent among students and professionals seeking mental boosts during difficult jobs. Modalert 200 may improve short-term memory, wakefulness, and weariness in healthy people. The medicine has hazards, however. Headaches, sleeplessness, anxiety, and gastrointestinal issues may occur. Dependence may result from usage, and long-term consequences on healthy brains are unknown.