Pitolisant, sold under the brand name Wakix among others, is a medication used for the treatment of excessive daytime sleepiness in adults with narcolepsy. It is an inverse agonist of the histamine H3 receptor. It represents the first commercially available medication in its class, so that the U.S. Food and Drug Administration (FDA) declares it a first-in-class medication. Pitolisant enhances the activity of histaminergic neurons in the brain that function to improve a person's wakefulness. It was approved by the European Medicines Agency (EMA) in March 2016 for narcolepsy with or without cata
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Pitolisant, sold under the brand name Wakix among others, is a medication used for the treatment of excessive daytime sleepiness in adults with narcolepsy. It is an inverse agonist of the histamine H3 receptor. It represents the first commercially available medication in its class, so that the U.S. Food and Drug Administration (FDA) declares it a first-in-class medication. Pitolisant enhances the activity of histaminergic neurons in the brain that function to improve a person's wakefulness. It was approved by the European Medicines Agency (EMA) in March 2016 for narcolepsy with or without cataplexy, and for excessive daytime sleepiness by the FDA in August 2019. The most common side effects include difficulty sleeping, nausea, and feeling worried.
== Medical uses == Pitolisant is indicated in adults for the treatment of narcolepsy. Narcolepsy is a chronic sleep disorder that causes overwhelming daytime drowsiness. Pitolisant is also indicated to improve alertness and reduce excessive daytime sleepiness in adults with obstructive sleep apnea.
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