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Recruiting No phase listed Observational Accepts healthy volunteers

Direct Observation Study of Kratom Product Effects Among Regular Consumers

ClinicalTrials.gov ID: NCT06089980

Public ClinicalTrials.gov record NCT06089980. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Aug 1, 2026, 6:22 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

Observing the Acute Effects Following a Single Oral Dose of Kratom and Effects Following Kratom Cessation Among Adults Who Use Regularly.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

The goal of this observational clinical study is to is to learn more about how commercial kratom products affect healthy adults who consume them regularly. The main questions it aims to answer are: 1. What are the acute physiological, subjective, and cognitive effects of kratom following participant self-administration of a single oral dose of the participants usual kratom product at the participants typical dose? 2. What are the physiological, subjective, and cognitive effects associated with kratom product discontinuation among adults who use regularly? 3. What are the pharmacokinetics of kratom products consumed by adults who use regularly? On the first study day: Under direct observation, participants will self-administer a single oral dose of the participants own commercial kratom product that that is regularly taken and will consume it at the participants self-selected typical dose/serving. Following this, serial blood draws and urine collection will occur along with administration of validated questionnaires, tests, and continual monitoring. After this first study day, participants will no longer be permitted to use any of the participants kratom product during the study. On study nights/days 2-3: participants will reside a clinical research unit and be observed and evaluated for kratom withdrawal syndrome.

Study identification

NCT ID
NCT06089980
Recruitment status
Recruiting
Study type
Observational
Phase
Not listed
Lead sponsor
Johns Hopkins University
Other
Enrollment
22 participants

Conditions and interventions

Eligibility (public fields only)

Age range
21 Years and older
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 31, 2024
Primary completion
Jan 31, 2028
Completion
Jan 31, 2028
Last update posted
Jan 22, 2026

2024 – 2028

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Johns Hopkins University Baltimore Maryland 21224 Recruiting

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT06089980, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jan 22, 2026 · Synced Aug 1, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT06089980 live on ClinicalTrials.gov.

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