Modvigil 200 mg can be quite effective for promoting wakefulness and improving alertness, especially for people with certain sleep-related conditions. In my experience, it helps me stay awake during the day, maintain better concentration, and feel more productive when I need to complete important tasks. The effects can vary from person to person, but I’ve found it most helpful when combined with a consistent sleep routine and healthy daily habits. Since it is a prescription medicine, I would recommend using Modvigil 200 mg only as directed by a healthcare professional.