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KavaEarly Phase 1NCT06213298

Effect of Kava on Anxiety and Stress in Cancer Survivors

A Early Phase 1 study testing Kava in people with Kava and Anxiety, run by Masonic Cancer Center, University of Minnesota at 1 site in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

This is a pilot, two-arm, randomized, blinded, placebo-controlled cross-over clinical trial to study the safety and effect of 14 days of kava on anxiety and physiologic stress in survivors of cancer and its treatment. Participants will be randomized to take either kava first or placebo first. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Kava, Anxiety, Stress
What is being tested?
Kava
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
0 participants
Where
1 siteUnited States
Study dates
20 Jun 2024to 7 Oct 2026
Phase
Early Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Completed curative-intent treatment for breast, gynecologic, lung, or head/neck cancer within the last 24 months without clinical and/or radiographic evidence of recurrence at the time of the last follow up
  • Score of ≥ 5 on the GAD-7 questionnaire, considered to be mild anxiety
  • ECOG performance status 0-1
  • Normal kidney and liver function within 28 days prior to the first dose of kava or placebo
  • Willing to abstain from benzodiazepine and alcohol use during the kava or placebo intervention and for at least 14 days after completion
  • Ability to provide written, informed consent

Who cannot join

  • Regular use of benzodiazepines, defined as ≥ 2 times weekly, within 14 days prior to study registration
  • Anti-cancer therapy within 28 days prior to registration, and/or during study participation, except for aromatase inhibitors
  • Known liver disease such as cirrhosis (any Child-Pugh class), active infectious hepatitis, immune-mediated hepatitis, hemochromatosis, non-alcoholic steatohepatitis (NASH), or Wilson's disease
  • Use of acetaminophen at doses more than 2000 mg daily for more than three days per week within 7 days prior to the first dose of kava or placebo intervention
  • Chronic use of high-intensity statin therapy
  • Significant uncontrolled conditions or situations, which in the judgment of the enrolling investigator, could affect safety and/or ability to adhere to study requirements
Show all 12Show fewer
  • Adjustments in anti-depressants and/or anxiolytic medications within 8 weeks prior to study registration
  • Known allergy to kava
  • Women who are pregnant, intend to become pregnant, or are nursing
  • Regular use of alcohol, defined as ≥ 3 times per week, regardless of amount, within 14 days prior to study registration
  • Parkinson's disease
  • History of or current substance use disorder by self-report

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Masonic Cancer Center

    Minneapolis, Minnesota, 55455

Other trials in United States

About this study

This is a pilot, two-arm, randomized, blinded, placebo-controlled cross-over clinical trial to study the safety and effect of 14 days of kava on anxiety and physiologic stress in survivors of cancer and its treatment. Participants will be randomized to take either kava first or placebo first. Kava 75 mg or placebo will be taken three time daily (TID) for 14 days (Period 1), followed by a washout period of 14-28 days. Thereafter, the participant will take either placebo or kava TID for 14 days (Period 2), whichever he/she did not take in Period 1.

Being tested
Kava, Placebo
Medical subject headings
Anxiety Disorders, Neoplasms, Depression

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • KavaDrug

    75 mg kavalactones

  • PlaceboDietary supplement

    Placebo capsule

Study groups in NCT06213298
Study groupRoleWhat they receive
KavaExperimental75mg of Kava taken three times daily for 14 days. Participants will then enter into a washout period of 14-28 days.
Receives: Drug: Kava
PlaceboPlacebo comparatorThe placebo will be taken three times daily for 14 days. Participants will then enter into a washout period of 14-28 days.
Receives: Dietary Supplement: Placebo

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in PROMIS anxiety measure score after 14 days of kava or placebo

    PROMIS- 29 questionnaire will be administered to determine anxiety level. Scale 4-20. Higher score indicates higher anxiety.

    Measured: 14 days

  2. Incidence of adverse events attributable to kava

    Assessed using CTCAE v5.0

    Measured: 14 days

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Jan 2024
  2. Study start20 Jun 2024
  3. Primary completion7 Oct 2026
  4. Study completion7 Oct 2026

Why it stopped: Funding unavailable

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Early Phase 1
Primary purpose
Supportive care
Allocation
Randomised
Intervention model
Crossover
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06213298
Sponsor's protocol ID
HOT-2023-30373
Status last verified
Oct 2026
First submitted
9 Jan 2024
Last updated
16 Oct 2026
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No: De-identified data will be shared amongst the study team via Box.

Questions about this trial

What is this clinical trial studying?

A Early Phase 1 study testing Kava in people with Kava and Anxiety, run by Masonic Cancer Center, University of Minnesota at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 6 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: withdrawn, as of the sponsor's last update on 16 Oct 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Early Phase 1 (sometimes called Phase 0) studies give a very small amount of a treatment to a few people, mainly to see how the body handles it.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study was withdrawn before enrolling participants, so there are no results.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in PROMIS anxiety measure score after 14 days of kava or placebo (time frame: 14 days). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 Oct 2026.

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