Modvigil 200 mg is a prescription medication for adults that is used to treat excessive daytime sleepiness in people. It is a nootropic category drug. Nootropics are primarily known for it's ability to enhance brain performance and promote wakefulness in people. Dosage of Modvigil 200 mg works by affecting certain neurotransmitter in the human brain and promote wakefulness and alertness during working hours. To know more details about Modvigil 200 mg, visit here