Modalert 200 (modafinil) is safe when used as directed to treat disorders including shift work disorder, excessive daytime drowsiness, and narcolepsy. Most users report feeling more focused and less tired as a result of its wakefulness-promoting and cognitive-enhancing effects. However, Modalert 200 has the same possible adverse effects as any other medicine. Headaches, lightheaded... https://www.smartfinil.net/product/modalert-200/