The normal duration of Waklert 150 is 12 to 15 hours, contingent on the metabolism, age, and general health of the user. With a longer half-life than modafinil, its active ingredient, armodafinil, is perfect for maintaining alertness throughout the day. Within one to two hours of taking it, most individuals experience the benefits. Because of its prolonged duration, it is typically used in the morning to prevent disrupting sleep at night. Always take Waklert 150 as prescribed by a medical practitioner.