Modalert 200 is mostly used to treat sleep disorders including narcolepsy and sleep apnea, however it can also increase attention and encourage awake. According to certain research, modafinil, like other stimulants, may help persons with ADHD by enhancing their attention and cognitive abilities. It is not FDA-approved for treating ADHD, though, and further study is required to completely comprehend its effectiveness in this regard. Methylphenidate (Ritalin) and amphetamines (Adderall) are more often recommended drugs for ADHD. Before using Modalert 200 for ADHD, always get medical advice.