One study found that as many as 30% of people with type 1 narcolepsy (the kind that includes cataplexy, sudden attacks of muscle weakness) also had ADHD. By comparison, some 2.5% of adults and 8.4 ...

In addition to excessive daytime sleepiness, up to 60% of narcolepsy cases include cataplexy, which is a sudden loss of muscle control. When patients experience intense emotion, either positive or ...

The company's flagship product, Wakix, is approved by the Food and Drug Administration to treat excessive daytime sleepiness associated and cataplexy in adult patients with narcolepsy and ...