Could cannabis ease fibromyalgia pain? new trial investigates
NCT ID NCT07498023
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study is testing a full-spectrum cannabis extract containing CBD and THC in 36 women with fibromyalgia, a condition causing widespread pain, fatigue, and sleep problems. Participants will receive different doses over six months to see if it improves symptoms and quality of life. It is an early-stage, open-label trial, meaning everyone knows they are getting the treatment, so results are preliminary.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- cannabis extract (CBD and THC)
- What this could lead to
- If successful, this could point toward a new treatment option for fibromyalgia that reduces pain and improves quality of life with fewer side effects than current medications.
- What could go wrong
- This is a very small, early-phase pilot study with only 36 participants and no placebo group, so results may not be reliable or generalizable. The optimal dose and long-term safety are still unknown.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Phase 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
-
About 36 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
Sep 2025
- Expected to finish
-
Aug 2026
An estimate. End dates often move.
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 60 years
- Sex
-
Female participants only
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: I. Have a medical diagnosis of fibromyalgia according to the 2016 American College of Rheumatology criteria\[29\]; II. Be cisgender women; III. Be literate; IV. Be aged between 18 and 60; V. Score ≥ 5 points on the Fibromyalgia Rapid Screening Tool (FIRST); VI. Reside in the state of Paraná, Brazil. Exclusion Criteria: I. Not being available on a monthly basis to attend in person at the center that has been accredited to carry out follow-up consultations; II. Being pregnant or breastfeeding; III. Having secondary fibromyalgia (fibromyalgia associated with rheumatoid arthritis, systemic lupus erythematosus, or autoimmune disease); IV. Being at risk for sleep apnea (≥5 points on the STOP-Bang Questionnaire); V. Having advanced musculoskeletal disorders; VI. Having severe neuropathies and/or known severe cardiovascular diseases, such as stroke, acute coronary syndrome, cardiac arrhythmias, and myocardial infarction; VII. Having a diagnosis of bipolar disorder, or having first-degree relatives VII. Have a diagnosis of bipolar disorder, or have first-degree relatives diagnosed with psychosis and schizophrenia; VIII. Reported previous use of cannabinoids by any route of administration in the last 30 days; IX. Use of clobazam and/or sympathomimetic and anticholinergic medications; X. Diagnosis of alcohol dependence or opioid use; XI. Women who do not agree to sign the informed consent form.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Fibromyalgia are added.
Genom att skicka in godkänner du våra Användarvillkor
Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Universidade Federal da Integração Latino-Americana
Foz do Iguaçu, Paraná, 85870-650, Brazil
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Can the Body's stress wiring explain why pain spreads and lingers?
- Can qigong loosen the grip of fibromyalgia? trial tests two styles
- Can a light bulb dial down chronic pain?
- Can a Hands-On nerve technique ease Fibromyalgia's grip?
- Why some days hurt more: charting Fibromyalgia's daily swings
- Zapping the vagus nerve: a new hope for fibromyalgia pain?