Modalert 200 mg contains modafinil, a prescription medicine commonly used to promote wakefulness in adults with certain sleep-related disorders. It may help reduce excessive daytime sleepiness when used under medical supervision. Before taking Modalert, discuss your medical history, current medicines, and possible side effects with a healthcare professional. Follow the prescribed dose and avoid changing it without advice. Understanding proper use, precautions, and potential interactions can help support safer treatment and informed healthcare decisions.