
Common side effects include headache, anxiety, trouble sleeping, and nausea. Modafinil was approved for medical use in the United States in In , modafinil was the th most commonly prescribed medication in the United States, with more than thousand prescriptions. Modafinil is a eugeroic used for treatment of narcolepsy , shift work sleep disorder , and excessive daytime sleepiness associated with obstructive sleep apnea. cialis malaysia For obstructive sleep apnea, it is recommended that continuous positive airway pressure be appropriately used before considering starting modafinil to help with daytime sleepiness.
