Cannabis for fibromyalgia: surveys look promising but rigorous trials are few
While patient surveys and retrospective studies suggest cannabis can significantly reduce fibromyalgia pain and improve sleep, only a handful of randomized trials exist, and their objectivity has been questioned.
Quick Facts
What This Study Found
Fibromyalgia affects up to 10% of the population. Only physical exercise has strong evidence as a treatment. Few randomized cannabis trials exist for fibromyalgia, and their objectivity has been questioned. However, many retrospective trials and patient surveys suggest significant pain alleviation, sleep improvement, and symptom relief. Cannabis use carries risks including psychiatric, cognitive, developmental effects, and addiction potential.
Key Numbers
Prevalence up to 10%. Only physical exercise has strong treatment evidence. A handful of randomized trials exist for cannabis in fibromyalgia.
How They Did This
Systematic review of evidence for cannabis and CBD in fibromyalgia treatment, including pathophysiology, diagnosis, current treatments, and cannabinoid evidence.
Why This Research Matters
Fibromyalgia is prevalent and undertreated, with most medications providing insufficient relief. Cannabis is increasingly used by patients, but the evidence gap between self-report and controlled trials needs closing.
The Bigger Picture
The tension between enthusiastic patient reports and limited controlled evidence is a recurring theme in medical cannabis, but is particularly acute in fibromyalgia where standard treatments are so inadequate.
What This Study Doesn't Tell Us
Limited randomized trial data. Patient surveys subject to bias and placebo effects. Heterogeneous fibromyalgia populations make comparison difficult.
Questions This Raises
- ?Why is the gap between patient-reported benefit and trial evidence so large?
- ?Would better-designed trials with appropriate outcomes show clearer effects?
Trust & Context
- Key Stat:
- Only a handful of randomized trials exist
- Evidence Grade:
- Systematic review revealing limited but emerging evidence, with a gap between observational and controlled data.
- Study Age:
- 2020 review.
- Original Title:
- Cannabis and cannabidiol (CBD) for the treatment of fibromyalgia.
- Published In:
- Best practice & research. Clinical anaesthesiology, 34(3), 617-631 (2020)
- Authors:
- Berger, Amnon A, Keefe, Joseph, Winnick, Ariel, Gilbert, Elasaf, Eskander, Jonathan P, Yazdi, Cyrus, Kaye, Alan D, Viswanath, Omar, Urits, Ivan
- Database ID:
- RTHC-02415
Evidence Hierarchy
Analyzes all available research on a topic using a structured method.
What do these levels mean? →Frequently Asked Questions
Does cannabis help fibromyalgia?
Patient surveys and retrospective studies suggest cannabis can reduce pain and improve sleep in fibromyalgia, but rigorous randomized trials are few and their quality has been questioned.
Is cannabis safe for fibromyalgia patients?
Cannabis carries risks including psychiatric effects, cognitive impairment, and addiction potential. Clinical judgment is needed to weigh risks against potential benefits for individual patients.
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Cite This Study
https://rethinkthc.com/research/RTHC-02415APA
Berger, Amnon A; Keefe, Joseph; Winnick, Ariel; Gilbert, Elasaf; Eskander, Jonathan P; Yazdi, Cyrus; Kaye, Alan D; Viswanath, Omar; Urits, Ivan. (2020). Cannabis and cannabidiol (CBD) for the treatment of fibromyalgia.. Best practice & research. Clinical anaesthesiology, 34(3), 617-631. https://doi.org/10.1016/j.bpa.2020.08.010
MLA
Berger, Amnon A, et al. "Cannabis and cannabidiol (CBD) for the treatment of fibromyalgia.." Best practice & research. Clinical anaesthesiology, 2020. https://doi.org/10.1016/j.bpa.2020.08.010
RethinkTHC
RethinkTHC Research Database. "Cannabis and cannabidiol (CBD) for the treatment of fibromya..." RTHC-02415. Retrieved from https://rethinkthc.com/research/berger-2020-cannabis-and-cannabidiol-cbd
Access the Original Study
Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.
This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.