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Related Experiment Videos

Buspirone: sedative or stimulant effect?

R L Manfredi1, A Kales, A N Vgontzas

  • 1Department of Psychiatry, Pennsylvania State University College of Medicine, Hershey 17033.

The American Journal of Psychiatry
|September 1, 1991
PubMed
Summary
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Buspirone, an anxiety medication, did not aid sleep and may even disrupt it, showing potential stimulant properties rather than sedative effects in insomniac patients.

Area of Science:

  • Pharmacology
  • Sleep Medicine
  • Clinical Psychology

Background:

  • Buspirone is commonly prescribed for anxiety disorders.
  • Its effects on sleep, particularly in insomniac patients, require further investigation.
  • Understanding drug-induced sleep changes is crucial for patient care.

Purpose of the Study:

  • To assess buspirone's impact on sleep induction and maintenance.
  • To evaluate sleep stage alterations during buspirone administration and withdrawal.
  • To identify any adverse effects or sleep disturbances associated with buspirone.

Main Methods:

  • A 16-night sleep laboratory study involving six insomniac participants.
  • Inclusion criteria: chronic sleep difficulties, good health, no recent medication use.

Related Experiment Videos

  • Protocol: 4 baseline nights, 7 nights of 10mg buspirone at bedtime, 5 withdrawal nights.

    • Main Results:

    • A significant increase in wake time after sleep onset occurred on the first night of buspirone administration.
    • Wake time increases lessened with continued administration but remained elevated.
    • Infrequent side effects were reported; mild sleep difficulties emerged after drug withdrawal.

    Conclusions:

    • Buspirone demonstrates a lack of sedative effects in insomniac patients.
    • The drug may possess stimulant properties, potentially worsening sleep.
    • Buspirone's utility for anxious patients with sleep issues appears limited.