Can cannabis oil ease cancer symptoms? new study investigates

NCT ID NCT03948074

First seen Jun 24, 2026 · Last updated Jun 26, 2026 · Updated 1 time

Summary

This study tested three types of medicinal cannabis oil (with different levels of THC and CBD) against a placebo in 91 cancer patients. The goal was to see which oil, if any, helps with pain, nausea, anxiety, and sleep problems. Each patient tried multiple oils and a placebo in a random order to find the best match for their symptoms.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

Medicinal cannabis oil (THC and CBD combinations)

What this could lead to

If successful, this could help identify which cannabis oil blend works best for individual cancer patients to ease symptoms like pain, nausea, anxiety, and sleep problems.

What could go wrong

This is a small, early-phase trial with only 91 participants, so results may not apply to everyone. The study is completed but findings are not yet widely confirmed.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for ANXIETY are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

anxiety anxiety disorder cancer Nausea Pain Parasomnias sleep disorder

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • BC Cancer - Victoria

    Victoria, British Columbia, V8R 6V5, Canada

  • BC Cancer Center of the North

    Prince George, British Columbia, V2M 7E9, Canada

  • BC Cancer Vancouver

    Vancouver, British Columbia, V5Z 4E6, Canada

  • CancerCare Manitoba

    Winnipeg, Manitoba, R3E 0V9, Canada

  • Kingston Health Sciences Centre - Kingston General Hospital Site

    Kingston, Ontario, K7L 2V7, Canada

  • Ottawa Hospital Cancer Centre

    Ottawa, Ontario, K1H 8L6, Canada

  • Santé Cannabis

    Montreal, Quebec, H3Z 2Y5, Canada

  • Tom Baker Cancer Centre

    Calgary, Alberta, T2N 4N2, Canada