Modafinil is not addictive and has a low potential for abuse. There is no evidence that tolerance develops to the effects of modafinil on EDS. Most European studies suggest twice-daily administration in the morning and at lunchtime. Its elimination half-life is 10 to 12 hours.
The drug modafinil is the active ingredient in Modafresh 200mg USA. Because of its classification as a eugeroic, it encourages alertness and wakefulness. It functions by influencing specific brain chemicals that regulate alertness and sleep. It is frequently used to treat excessive daytime sleepiness brought on by diseases such as shift work sleep disorder, narcolepsy, and sleep apnea.