Could CBD ease chronic pain? new trial seeks answers
NCT ID NCT03984565
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests a high-CBD, low-THC sublingual product against a placebo in 25 adults with chronic pain conditions like arthritis or injury-related pain. Over 9 weeks, researchers will track pain levels, medication use, quality of life, and thinking skills to see if CBD offers real relief.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- Cannabidiol (CBD)
- What this could lead to
- If it works, this could point toward a non-addictive option for managing chronic pain and reducing reliance on conventional painkillers.
- What could go wrong
- This is a small, early-phase trial with only 25 participants. The results may not apply to everyone, and CBD may not outperform placebo.
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
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Phase 2
Tests whether the treatment actually works, and watches for side effects, in a larger group.
- Participants
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About 25 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jun 2024
- Expected to finish
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Sep 2026
An estimate. End dates often move.
- Lead sponsor
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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
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21 years and older
- Sex
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Anyone
- Healthy volunteers
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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: * Subject has provided informed consent * Subject is 21 or older * Subject is fluent in English * Subject endorses a musculoskeletal chronic pain condition including, but not limited to, chronic pain due to injury, arthritis (including osteoarthritis and rheumatoid arthritis), bursitis, etc. Exclusion Criteria: * Non-fluent English speakers * Estimated IQ \< 75 * A history of head injury or loss of consciousness greater than 5 minutes * Currently uses CBD products regularly * Female subjects will be excluded if they have a positive urine pregnancy test, are trying to become pregnant, or are currently breastfeeding * Presence of a serious or unstable medical illness, including liver, kidney, or cardiovascular disease (hyper/hypotension, cardiac disorders), or neurological disorder (including seizure disorder) * Primary neuropathic pain or cancer-related pain; patients experiencing neuropathic pain secondary to musculoskeletal pain will be allowed to enter the study * Disclosure of a genetic polymorphism affecting CYP2C9 function
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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.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The study's own enquiry address
This study publishes an address for enquiries. See it below .
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Show contact details
Enter your email to view the contact information for this study.
Genom att skicka in godkänner du våra Användarvillkor
Study contacts
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Contact
Email: •••••@•••••
Locations
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McLean Hospital
RECRUITINGBelmont, Massachusetts, 02478, United States
Contact Email: •••••@•••••
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