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  5. Lorazepam (benzodiazepine) and History of Falls/Fractures

INTERACTION STATUS
Major Interaction / Contraindicated
Lorazepam (benzodiazepine)
History of Falls/Fractures
Clinical Summary

Lorazepam, like other benzodiazepines, markedly increases the risk of falls and subsequent fractures, especially in older adults or patients with a prior fall history. The interaction is considered unsafe due to the high potential for serious injury.

Critical Warnings

Benzodiazepines are listed in the Beers Criteria as potentially inappropriate for older adults with fall risk.

Even low doses can cause significant impairment in frail patients.

Consider alternative anxiolytics (e.g., SSRIs, buspirone) or non‑pharmacologic interventions.

Immediate discontinuation is recommended after a new fall or fracture while on lorazepam.

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Medical Analysis
Mechanism

Benzodiazepines potentiate GABA‑A receptor activity, producing sedation, impaired psychomotor coordination, and muscle relaxation. These central nervous system effects diminish balance, reaction time, and postural reflexes, which, in individuals with a prior fall or fracture, dramatically raise the likelihood of repeat falls and bone injuries.

Clinical Impact & Risks
  • Incidence of falls (up to 2‑3‑fold in elderly).
  • Risk of hip, vertebral, and other fractures.
  • Potential for prolonged immobilization, loss of independence, and increased mortality.
  • Exacerbation of osteoporosis-related complications.
Management & Recommendations
  1. Avoid lorazepam in patients with a documented history of falls or fractures, especially those >65 years.
  2. If benzodiazepine therapy is unavoidable, use the lowest effective dose for the shortest duration and consider short‑acting agents.
  3. Implement fall‑prevention strategies: physical therapy, home safety assessment, vision correction, and assistive devices.
  4. Monitor closely for signs of sedation, gait instability, or new falls; reassess medication regimen promptly.

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The content on SafeTo is for informational purposes only and does not constitute medical, veterinary, or professional advice. Always consult with a qualified professional for specific concerns.

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