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Related Experiment Videos

Modafinil: a double-blind multicentric study

M Billiard1, A Besset, J Montplaisir

  • 1Service de Neurologie B, Hôpital Gui de Chauliac, Montpellier, France.

Sleep
|December 1, 1994
PubMed
Summary
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Modafinil effectively reduces daytime sleepiness in narcolepsy patients. This vigilance-promoting medication showed overall patient and physician-reported benefit without impacting night sleep or cataplexy.

Area of Science:

  • Neurology
  • Sleep Medicine
  • Pharmacology

Background:

  • Narcolepsy is a chronic neurological disorder characterized by excessive daytime sleepiness.
  • Modafinil is a wakefulness-promoting agent with potential alpha-1 postsynaptic agonist activity.
  • Assessing modafinil's efficacy in narcolepsy requires rigorous clinical evaluation.

Purpose of the Study:

  • To evaluate the effects of modafinil on excessive daytime sleepiness, night sleep, and cataplexy in narcolepsy patients.
  • To assess patient and physician-reported outcomes and objective measures of wakefulness.
  • To determine the overall benefit of modafinil in managing narcolepsy symptoms.

Main Methods:

  • A multicentric, double-blind, placebo-controlled, cross-over study.

Related Experiment Videos

  • Fifty narcolepsy patients received 300 mg of modafinil or placebo daily for 4 weeks, followed by a 2-week placebo wash-out.
  • Evaluations included daily sleep logs, visual analog scales, questionnaires, clinical global index, polysomnography, and Maintenance of Wakefulness Test (MWT).

    • Main Results:

    • Modafinil significantly reduced daytime sleepiness and sleep duration, as indicated by sleep logs and MWT.
    • No significant modifications were observed in night sleep quality or cataplexy.
    • Both patients and physicians reported an overall benefit from modafinil treatment.

    Conclusions:

    • Modafinil demonstrates efficacy in improving excessive daytime sleepiness in narcolepsy patients.
    • The compound is well-tolerated regarding night sleep and does not affect cataplexy.
    • Modafinil offers a valuable therapeutic option for managing narcolepsy symptoms.