Were you looking for information about Modafinil? Modafanal is a common misspelling of modafinil.
Modafinil is a medication that can be used to treat excessive sleepiness. Specifically, it is used to promote wakefulness in people with shift work sleep disorder, narcolepsy, and sleep apnea. Modafinil tablets, which are available by prescription, are generally taken once a day. Possible side effects include headaches, anxiety, nausea, and insomnia.
(Click Modafinil for more information on what you should know before starting treatment, the various strengths available for the drug, and other potential side effects that may occur.)