Modalert 200mg is usually regarded as safe for long-term usage when taken as directed by a doctor. It is frequently used to treat long-term illnesses such obstructive sleep apnea, shift work sleep disorder, and narcolepsy. According to studies, modafinil is less likely than conventional stimulants to be abused or cause dependence. Side effects including headache, anxiety, sleeplessness, or elevated blood pressure, however, are possible for certain individuals. Frequent medical examinations are necessary to track any negative consequences. Regular consultations with a healthcare practitioner are crucial because long-term safety is also dependent on personal health considerations.