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skeletal muscle relaxant (tranquilizer)
Indications:
- spasticity, muscle spasms
- may be useful for
- painful muscle spasms
- muscle cramps
- neck pain
Contraindications:
- low back pain
- of no benefit added to ibuprofen in treatment of low back pain [3]
- fibromyalgia
- headaches
Adverse effects:
- risk of falls: baclofen, cyclobenzaprine > tizanidine
- risk of fracture: baclofen, cyclobenzaprine = tizanidine [2]
Specific
alcuronium
baclofen (Lioresal)
beta-erythroidine
carisoprodol (Soma, Rela)
chlormezanone (Trancopal)
chlorzoxazone (Parafon, Parafon-Forte)
cyclobenzaprine (Flexeril)
dantrolene (Dantrium)
diazepam (Vallium, Diastat)
eperisone (Myonal, Epry)
gallamine (Pirolakson, Flaxedil)
metaxalone (Skelaxin)
methocarbamol (Robaxin)
metocurine; dimethyl tubocurarine (Metubine Iodide)
orphenadrine (Norflex)
quinine (Quinamm, Aflukin, Chinimetten, Qualaquin)
tizanidine (Zanaflex)
General
muscle relaxant
musculoskeletal system agent
References
- Chou R, Peterson K, Helfand M.
Comparative efficacy and safety of skeletal muscle relaxants for spasticity
and musculoskeletal conditions: a systematic review.
J Pain Symptom Manage. 2004 Aug;28(2):140-75.
PMID: 15276195
- Hwang YJ, Chang AR, Brotman DJ, Inker LA, Grams ME, Shin JI.
Baclofen and the risk of fall and fracture in older adults:
A real-world cohort study.
J Am Geriatr Soc. 2023 Nov 7.
PMID: 37933734
https://agsjournals.onlinelibrary.wiley.com/doi/abs/10.1111/jgs.18665
- Friedman BW, Irizarry E, Solorzano C et al.
A randomized, placebo-controlled trial of ibuprofen plus metaxalone,
tizanidine, or baclofen for acute low back pain.
Ann Emerg Med 2019 Apr 5;
PMID: 30955985
https://www.annemergmed.com/article/S0196-0644(19)30139-8/fulltext
- Talwadekar M
Muscle Relaxants for Chronic Pain: Where Is the Greatest Evidence?
Medscape. September 20, 2024
https://www.medscape.com/viewarticle/muscle-relaxants-chronic-pain-where-greatest-evidence-2024a1000h3w