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DrTraceyMarks
DrTraceyMarks·October 23, 2019

Benzodiazepine Dependence and Withdrawal: Understanding Risks and Safe Use

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Summary

Dr. Tracey Marks, a psychiatrist, provides a comprehensive overview of benzodiazepines (benzos), focusing on their habit-forming nature, the risks of dependence and withdrawal, and strategies for safe use. She explains that benzos like Xanax, Klonopin, Ativan, and Valium work at GABA receptors to produce sedative effects, primarily used for short-term anxiety, sleep, muscle relaxation, and seizure control. A crucial distinction is made between medication tolerance, which is a physiological response, and addiction, which involves psychological dependence. The episode highlights the dangers of short-acting benzos like Xanax, which can lead to rebound anxiety and rapid escalation of use, contrasting them with longer-acting alternatives like Klonopin for safer tapering.

The podcast uses a compelling case study of 'Phil' to illustrate the insidious progression from 'as needed' use to daily reliance, driven by both physical and psychological dependence. Phil's experience demonstrates how benzos can shift from treating specific anxiety to becoming a crutch for any emotional distress, ultimately leading to severe and dangerous withdrawal symptoms, including seizures, if stopped abruptly. Dr. Marks emphasizes that while many medication withdrawals are uncomfortable, benzodiazepine withdrawal can be life-threatening, particularly for individuals on high doses for over three months.

Practical insights and recommendations are central to the discussion. Dr. Marks advocates for antidepressants, Propranolol, and Buspirone as the proper long-term treatments for daily anxiety, reserving benzodiazepines for short-term (three months or less) use to bridge the gap until other medications take effect. She provides clear guidelines on what constitutes infrequent versus frequent use, warning that taking benzos three times a week often escalates to daily use. Long-term daily use is linked to cognitive impairment, balance problems, and increased fall risk in the elderly.

The broader implications underscore the importance of physician-guided tapering for anyone on daily benzodiazepines for more than three months, as abrupt cessation is dangerous. The tapering process can be lengthy, sometimes taking years, and requires careful clinical judgment. Dr. Marks introduces the 'break the glass pill' metaphor, urging patients to view benzos as emergency medications rather than a daily 'take the edge off' solution, to prevent the development of dependence and the confining 'tether' to the medication. She also clarifies that what many long-term users perceive as a return of original symptoms upon stopping is often withdrawal.

Key Quotes

Benzodiazepines, or benzos for short, is the class of drug that works at the GABA receptors in your brain to produce a relaxing or sedative effect.
Benzos cause a tolerance effect and this means that if you take them regularly like daily or several times a week, over time the effect can wear off and you'll need to take more to get the same effect.
Addiction involves developing a psychological dependence on it where you need to take it.
A huge downside to it is that when it wears off you can get rebound anxiety. And this is anxiety that can feel worse than the anxiety that you started with.
Benzodiazepine withdrawal can be dangerous in that in extreme cases it can cause a seizure and this tends to be in people who have taken it longer than three months and take high doses.
The proper treatment for daily anxiety is an antidepressant. We also use medications like Propranolol and Buspirone.
In my experience, once a person starts taking it three times a week, three becomes four and four becomes daily.
I tell them to think of the medication as a break the glass pill that you take to keep from going to the hospital because you feel like you're having a heart attack. It should not be a take the edge off of a crappy day pill.

Concepts

Themes

  • Pharmacology and neurobiology of anxiety medications
  • Distinction between physical tolerance and psychological addiction
  • Risks and dangers of medication withdrawal
  • Responsible prescribing and patient education
  • Long-term vs. short-term medication strategies
  • Patient-physician communication in managing dependence
  • Impact of medication on daily function and quality of life

Related to:

Health Insights

Clinical Recommendations

  • Use benzodiazepines for short-term anxiety (3 months or less) or specific acute situations.
  • Prescribe antidepressants (Fluoxetine), Propranolol, or Buspirone for daily anxiety management.
  • Switch from short-acting benzos (Xanax) to longer-acting ones (Klonopin) for safer tapering.
  • Implement a slow, doctor-guided taper for patients on daily benzodiazepines for over three months.
  • Educate patients on the difference between tolerance, psychological dependence, and withdrawal symptoms.

Mechanisms Explained

  • Benzodiazepines work by enhancing the effect of GABA, an inhibitory neurotransmitter, at GABA receptors in the brain, leading to a calming effect.
  • Tolerance develops as the brain adapts to regular benzo presence, requiring higher doses for the same effect.
  • Rebound anxiety occurs when short-acting benzos wear off quickly, leading to an exacerbation of anxiety symptoms.
  • Withdrawal symptoms are caused by the brain's overactivity when the inhibitory effect of benzos is suddenly removed.

Contraindications

  • Abrupt cessation of daily benzodiazepine use, especially after prolonged high-dose use, due to seizure risk.
  • Long-term daily use for anxiety when non-habit-forming alternatives are available.
  • Using short-acting benzos like Xanax for daily, chronic anxiety due to high rebound anxiety potential.

Actionable Advice

  • Do not self-adjust benzodiazepine dosage or stop abruptly.
  • Communicate openly with your doctor about your medication use and any concerns.
  • View benzodiazepines as 'break the glass' emergency pills, not for daily stress relief.
  • If taking benzos daily, work with your doctor on a slow, controlled taper.
  • Be aware of the signs of tolerance and psychological dependence.

Patient Case Studies

  • Phil's case: Illustrates the progression from 'as needed' Xanax for work-related anxiety and sleep issues to daily use, psychological dependence, and severe withdrawal (seizures) after abrupt cessation.

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