Cannabis and immunotherapy: help or harm? new study investigates
NCT ID NCT06206941
First seen Jun 27, 2026 · Last updated Aug 27, 2026 · Updated 2 times
Summary
This study follows 450 cancer patients receiving immunotherapy to see how cannabis use affects their symptoms like pain, sleep, anxiety, and quality of life. Participants complete surveys and daily assessments over a year. The goal is to understand the benefits and risks of cannabis in this group, helping doctors and patients make informed decisions.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- cannabis
- What this could lead to
- If successful, this study could provide clearer guidance on whether cannabis helps or harms cancer patients on immunotherapy, improving symptom management.
- What could go wrong
- This is an observational study, not a treatment trial. It cannot prove cause and effect, and results may not apply to all patients. Cannabis use also carries risks like addiction and side effects.
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.
- Participants
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About 450 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Jan 2025
- Expected to finish
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Dec 2027
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.
Who is studied
Adult cancer patients that are treated or plan to be treated with immunotherapy.
- Ages
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18 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: * adult age of 18 years or older * cancer diagnosis and planning or using immunotherapy treatment, * pain and spend less than 50% in bed or chair * fluent in english language Exclusion Criteria: * use synthetic cannabis or only use Cannabidiol (CBD) * non users but used in the past 3 months * Patients receiving immunosuppressants or organ transplant recipients. * Patients within 6 months of Hospice care. * Pain that limits movement to more than 50% of their day in bed or chair
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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 places running it
2 sites. 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
Locations
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Oregon Health and Science University
NOT_YET_RECRUITINGPortland, Oregon, 97239, United States
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Thomas Jefferson University
RECRUITINGPhiladelphia, Pennsylvania, 19107, United States
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