For optimal results, Modalert 200 mg should be taken early in the morning, ideally between 7:00 AM and 9:00 AM. Taking it too late in the day can interfere with your sleep at night due to its long-lasting effects, which typically last 12–15 hours. If you're using Modalert for shift work sleep disorder, it's recommended to take it about one hour before your shift begins. Always take Modalert on an empty stomach or after a light meal to ensure faster absorption. For those seeking a reliable source to purchase, make sure to Buy Modalert 200mg Online only from reputable and verified pharmacies to ensure authenticity, safety, and effective results. Always follow dosage guidelines and consult your doctor for personalized advice.