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Wakix

Last reviewed on RxList: 10/21/2020

What is Wakix and how is it used?

Wakix (pitolisant) is a histamine-3 (H3) receptor antagonist/inverse agonist indicated for the treatment of excessive daytime sleepiness (EDS) in adult patients with narcolepsy.

What are side effects of Wakix?

Common side effects of Wakix include:

  • insomnia,
  • nausea, and
  • anxiety

DESCRIPTION

WAKIX tablets contain pitolisant hydrochloride. Pitolisant is an antagonist/inverse agonist of the histamine-3 (H3) receptor. Pitolisant hydrochloride is a white or almost white crystalline powder with a molecular formula of C17H26ClNO•HCl and a molecular weight of 332.31. Pitolisant hydrochloride is soluble in water, ethanol, and methylene chloride and practically insoluble in cyclohexane. The chemical name of pitolisant hydrochloride is 1-{3-[3-(4-chlorophenyl)propoxy]propyl}piperidine, hydrochloride and its structural formula is:

WAKIX® (pitolisant) tablets, for oral use - Illustration

The molecular formula of the pitolisant free base is C17H26ClNO and its molecular weight is 295.85.

WAKIX tablets are for oral administration and each film-coated tablet contains 5 mg or 20 mg of pitolisant hydrochloride (equivalent to 4.45 mg or 17.8 mg of pitolisant free base, respectively) and the following inactive ingredients: colloidal silicon dioxide, crospovidone, magnesium stearate, microcrystalline cellulose, polyethylene glycol, polyvinyl alcohol, talc, and titanium dioxide.