Modalert 200mg be used safely on a daily basis, usually for diseases like narcolepsy or shift work sleep disturbance. Although daily usage may result in adverse effects including headache, sleeplessness, nausea, anxiety, or elevated heart rate, it helps promote alertness. When used improperly, some people may also suffer mood swings or dependency. To monitor safety and efficacy and lower potential long-term dangers, it's critical to adhere to the precise dosage and schedule routine medical examinations.