Praxis Medical Insights

Est. 2024 • Clinical Guidelines Distilled

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

Last Updated: 1/8/2026

Suvorexant Guidance for Elderly Patients (≥65 years)

Administration

Efficacy

Safety and Tolerability

Contraindications and Cautions

Guideline Recommendations (American Academy of Sleep Medicine)

Suvorexant Treatment Guidelines for Insomnia

Efficacy and Safety

  • The American Academy of Sleep Medicine (AASM) suggests suvorexant primarily for sleep maintenance insomnia with a weak recommendation 3, 4, 5
  • At approved doses (≤20 mg), suvorexant reduces wake after sleep onset by 16-28 minutes 6
  • At approved doses (≤20 mg), suvorexant improves total sleep time by approximately 10-22 minutes 6
  • Suvorexant shows greater efficacy for sleep maintenance than sleep onset at lower doses 3, 5
  • At 20 mg, suvorexant demonstrates clinically significant reduction in sleep latency 3, 7
  • The most common adverse effect is somnolence, occurring in approximately 7% of patients (vs 3% for placebo) 8

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

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

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

4

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

5

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

6

Safety Profile of Orexin Inhibitors for Treating Insomnia [LINK]

Praxis Medical Insights: Practical Summaries of Clinical Guidelines, 2025