Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

Made possible by volunteer editors from the University of Calgary & University of Alberta

Last Updated: 1/6/2026

Eszopiclone 3 mg: Efficacy, Safety Monitoring, and Adjunctive Behavioral Therapy

Efficacy in Adults with Insomnia

Safety Monitoring

Integration with Behavioral Therapy

Eszopiclone Efficacy and Safety

Dosing and Efficacy

  • The American Academy of Sleep Medicine recommends a 2 mg dose of eszopiclone, which reduces sleep latency by 10-14 minutes and wake after sleep onset by similar amounts compared to placebo 2
  • The 3 mg dose of eszopiclone improves sleep efficiency by 5.61% and total sleep time by 28-57 minutes versus placebo 2, 3

Adverse Effects

  • Eszopiclone is associated with an unpleasant/metallic taste in 17-26% of patients, somnolence in 8.8-9.1%, dry mouth in 6.6%, and dizziness in 9.8%, as reported by the American Academy of Sleep Medicine 2, 4
  • Headache shows no difference from placebo across all doses of eszopiclone, according to the American Academy of Sleep Medicine 2, 4

REFERENCES

1

clinical practice guideline for the pharmacologic treatment of chronic insomnia in adults: an american academy of sleep medicine clinical practice guideline. [LINK]

Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine, 2017

2

Insomnio: Comparación de Evidencia entre Eszopiclona y Trazodona [LINK]

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025

3

clinical practice guideline for the pharmacologic treatment of chronic insomnia in adults: an american academy of sleep medicine clinical practice guideline. [LINK]

Journal of clinical sleep medicine : JCSM : official publication of the American Academy of Sleep Medicine, 2017