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Establishment of an Individualized Chronotherapy, Autonomic Nervous System, and Variability-Based Dynamic Platform
Henny Azmanov1, Edgar L Ross2, Yaron Ilan1
1Department of Medicine, Hebrew University-Hadassah Medical Center, Jerusalem, Israel.
Background:
Control of chronic pain and mainly the partial or complete loss of response to analgesics is a major unmet need. Multiple mechanisms underline the development of tolerance to analgesics in general and specifically to opioids. The autonomic nervous system (ANS) plays a role in the development of analgesic tolerance and chronobiology.
Objectives:
To review the mechanisms associated with the development of nonresponsiveness to analgesics.
Study Design:
Literature review.
Setting:
The review is followed by a description of a new method for overcoming resistance and improving the response to analgesics.
Methods:
Conducted a detailed review of the relevant studies describing the mechanisms that underlie tolerance to pain medications, and the potential roles of the ANS and chronobiology in the development of drug resistance.
Results:
The autonomic balance is reflected by heart rate variability, an example of a fundamental variability that characterizes biological systems. Chronotherapy, which is based on the circadian rhythm, can improve the efficacy and reduce the toxicity of chronic medications. In this article, we present the establishment of an individualized variability- and chronobiology-based therapy for overcoming the compensatory mechanisms associated with a loss of response to analgesics. We describe the premise of implementing personalized signatures associated with the ANS, and chronobiology, as well as with the pathophysiology of pain for establishing an adaptive model that could improve the efficacy of opioids, in a highly dynamic system.
Limitations:
The studies presented were selected based on their relevance to the subject.
Conclusions:
The described variability-based system may ensure prolonged effects of analgesics while reducing the toxicity associated with increasing dosages.
Insights
Loss of analgesic response is a major challenge. This review explores mechanisms of tolerance and introduces a personalized therapy based on autonomic nervous system (ANS) and chronobiology to improve pain management.
Area of Science:
- Pharmacology
- Neuroscience
- Chronobiology
Background:
- Chronic pain management faces challenges with partial or complete loss of response to analgesics.
- Analgesic tolerance, particularly to opioids, involves complex mechanisms.
- The autonomic nervous system (ANS) and chronobiology are implicated in analgesic tolerance development.
Purpose of the Study:
- To review mechanisms underlying analgesic nonresponsiveness.
- To describe a novel individualized therapy for overcoming analgesic resistance.
Main Methods:
- Detailed literature review on pain medication tolerance mechanisms.
- Exploration of the roles of the ANS and chronobiology in drug resistance.
- Presentation of a new personalized variability- and chronobiology-based therapeutic approach.
Main Results:
- Autonomic balance, reflected by heart rate variability, is a key biological indicator.
- Chronotherapy, utilizing circadian rhythms, can enhance medication efficacy and reduce toxicity.
- An individualized, adaptive model integrating ANS, chronobiology, and pain pathophysiology is proposed to improve opioid efficacy.
Conclusions:
- A novel variability-based system offers a promising strategy for prolonged analgesic effects.
- This approach may reduce the toxicity associated with escalating analgesic dosages.
- Personalized therapeutic strategies hold potential for optimizing chronic pain management.
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