How many hours does modalert keep you awake?

After a single dosage, Modalert usually keeps you up and conscious for ten to fifteen hours. The majority of people experience the benefits within 30 to 90 minutes, and their level of alertness peaks between two and four hours later. The length may change based on your tolerance, dose, metabolism, and quality of sleep. If taken late in the day, some individuals may experience modest stimulation even after 15 hours, which might disrupt their sleep at night. Regular rest is still necessary because it doesn't take the place of natural sleep. Side effects like restlessness or sleeplessness can be lessened with the right time and medical advice.