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Baclofen as an adjuvant analgesic
1Department of Neurology, School of Medicine, University of Pittsburgh, Pennsylvania.
Journal of Pain and Symptom Management
|November 1, 1994
Summary
Baclofen, a GABA agonist, effectively treats spasticity and neuropathic pain, including trigeminal neuralgia. Understanding its pharmacology and proper dosing is key to optimal use as an adjuvant analgesic.
Area of Science:
- Pharmacology
- Neurology
- Pain Management
Background:
- Baclofen is a gamma-aminobutyric acid (GABA) agonist.
- It is approved for spasticity and widely used for neuropathic pain.
- Controlled studies confirm its efficacy in trigeminal neuralgia.
Purpose of the Study:
- To review the optimal use of baclofen as an adjuvant analgesic.
- To discuss its pharmacology, side effect spectrum, and clinical dosing guidelines.
- To highlight the importance of understanding baclofen's mechanism in neuropathic pain management.
Main Methods:
- Review of controlled studies on baclofen's efficacy.
- Analysis of pharmacological mechanisms of action.
- Examination of clinical practice guidelines and dosing strategies.
Main Results:
- Baclofen demonstrates efficacy in trigeminal neuralgia.
- Its analgesic action likely involves enhanced inhibitory neurotransmission.
- Optimal use requires understanding its pharmacology and side effect profile.
Conclusions:
- Baclofen is a valuable adjuvant analgesic for neuropathic pain.
- Proper understanding of its use, including dosing and potential withdrawal, is crucial.
- Dose tapering is necessary upon discontinuation to prevent withdrawal syndrome.
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