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Accuracy in equianalgesic dosing. conversion dilemmas.
R Anderson1, J H Saiers, S Abram
1Pharmacy Department, Veterans Affairs Medical Center, Albuquerque, NM 87108, USA.
Journal of Pain and Symptom Management
|May 23, 2001
Summary
Opioid rotation is increasingly used, but differences in opioid efficacy and equianalgesic dose ratios require careful understanding. This review clarifies opioid potency controversies to aid clinicians in safe analgesic rotation.
Area of Science:
- Pharmacology
- Pain Management
- Clinical Pharmacy
Background:
- Opioid rotation is a common strategy to manage pain and improve treatment efficacy.
- Accurate equianalgesic dose ratios are crucial for effective opioid rotation.
- Discrepancies exist in current equianalgesic charts, leading to potential clinical challenges.
Purpose of the Study:
- To review controversies surrounding the relative potencies of various opioids.
- To provide pharmacologic insights into opioid equianalgesic dose ratios.
- To assist clinicians in making informed decisions during opioid rotation.
Main Methods:
- Literature review of current equianalgesic charts.
- Analysis of pharmacologic data on opioid efficacy and potency.
- Synthesis of information to address discrepancies in opioid dosing.
Main Results:
- Identified significant variations and controversies in published equianalgesic dose ratios.
- Highlighted the pharmacologic basis for differing opioid potencies.
- Emphasized the need for a nuanced approach to opioid rotation beyond standard charts.
Conclusions:
- Current equianalgesic charts present debated relative potencies of opioids.
- Understanding pharmacologic differences is essential for accurate opioid rotation.
- Clinicians require updated information to optimize pain management through opioid rotation.