What is the recommended management for a 72‑year‑old woman with chronic insomnia (5–6 years) who has difficulty staying asleep, obtains 7–8 hours of fragmented sleep, and uses clonazepam as needed for anxiety?

Recommended Management

This 72-year-old woman should be started on cognitive behavioral therapy for insomnia (CBT-I) as first-line treatment, and her clonazepam should be gradually tapered and discontinued given the significant risks of benzodiazepines in older adults, particularly for cognitive impairment, falls, fractures, and dementia. 1

Primary Treatment Approach

Cognitive Behavioral Therapy for Insomnia (CBT-I)

CBT-I is the gold standard and mandatory first-line treatment for chronic insomnia in all adults, including older patients 1. This is a strong recommendation based on moderate-quality evidence 1.

CBT-I specifically addresses her problem of sleep maintenance insomnia (difficulty staying asleep), which is the most common insomnia pattern in older adults 1. The therapy includes:

• Sleep restriction therapy to consolidate fragmented sleep
• Stimulus control to reassociate the bed with sleep
• Cognitive therapy to address maladaptive beliefs about sleep
• Sleep hygiene education

Delivery options include in-person individual/group therapy, telephone-based, web-based modules, or self-help books—all shown to be effective 1. This flexibility is important for a 72-year-old patient who may have mobility or transportation limitations.

Critical Issue: The Clonazepam Problem

Why Clonazepam Must Be Addressed

Clonazepam is particularly problematic in this patient for several reasons:

1. FDA warnings specifically recommend lower doses in older adults and caution against long-term use 2
2. Benzodiazepines are associated with dementia, fractures, cognitive impairment, and falls in older adults 1
3. She's using it "as needed" for anxiety, not insomnia—this irregular dosing pattern may actually be contributing to her fragmented sleep through rebound effects
4. Benzodiazepines can worsen sleep architecture and reduce sleep quality despite increasing total sleep time

Safe Discontinuation Protocol

Do not stop clonazepam abruptly—this can cause seizures, hallucinations, and severe withdrawal 2. Instead:

• Reduce dose by 10-25% per week 3
• Coordinate the taper with initiation of CBT-I, which has been shown to facilitate benzodiazepine discontinuation 3
• Monitor for withdrawal symptoms: anxiety, tremor, insomnia worsening, agitation
• Address her underlying anxiety through appropriate non-benzodiazepine management (consider SSRI/SNRI if generalized anxiety disorder is present)

If CBT-I Alone Is Insufficient

Only after an adequate trial of CBT-I (typically 4-8 weeks), if sleep remains significantly impaired, consider adding pharmacotherapy through shared decision-making 1.

Preferred Pharmacologic Options for This 72-Year-Old

In order of preference for older adults with sleep maintenance insomnia:

1. Low-dose doxepin (3-6 mg): Specifically effective for sleep maintenance, safer profile in elderly 4, 5

2. Dual orexin receptor antagonists (daridorexant): Effective for sleep maintenance, can be used for 3+ months, does not require special switching protocols, safer cognitive profile 3, 6

3. Melatonin 2 mg prolonged-release: For patients ≥55 years, can be used up to 3 months, well-tolerated, no special discontinuation needed 3, 6

Medications to AVOID in This Patient

Do NOT use 1, 5, 6:

• Benzodiazepines (including her current clonazepam)
• Z-drugs (zolpidem, eszopiclone, zaleplon)—similar risks to benzodiazepines in elderly
• Antihistamines (diphenhydramine, doxylamine)—anticholinergic burden, cognitive impairment, falls
• Trazodone—insufficient evidence, orthostatic hypotension risk
• Antipsychotics—not recommended for insomnia

Common Pitfalls to Avoid

1. Don't continue clonazepam "because it's working"—the risks in a 72-year-old outweigh benefits, and it may be perpetuating fragmented sleep

2. Don't skip CBT-I and go straight to medication—this violates guideline recommendations and deprives the patient of the most effective long-term treatment 1

3. Don't assume 7-8 hours of fragmented sleep is "good enough"—the fragmentation itself causes daytime impairment and warrants treatment

4. Don't abruptly stop the benzodiazepine—serious withdrawal complications can occur 2, 3

5. Don't prescribe another benzodiazepine or Z-drug thinking it will be "better"—they all carry similar risks in older adults 1, 6

Practical Implementation Algorithm

Week 1-2:

• Initiate CBT-I (refer to sleep specialist, psychologist, or use digital CBT-I platform)
• Begin clonazepam taper (reduce by 25% if tolerated)
• Evaluate and treat underlying anxiety disorder if present

Week 3-8:

• Continue CBT-I
• Continue gradual clonazepam taper (complete by week 4-8)
• Monitor sleep diary and daytime function

Week 8+:

• Assess CBT-I response
• If inadequate response: Add low-dose doxepin (3-6 mg) OR daridorexant through shared decision-making
• If good response: Continue CBT-I maintenance, no medication needed

The evidence strongly supports that addressing the benzodiazepine use while implementing proper behavioral therapy will likely improve both her sleep quality and overall safety profile 1, 3, 6.