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Healthy volunteers test Noribogaine's safety in Early-Stage trial

NCT ID NCT06480981

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This early-stage trial tested the safety and drug levels of noribogaine in 55 healthy adults aged 18 to 45. Participants received either the drug or a placebo, and researchers measured how the drug was processed by the body. The goal was to gather safety information, not to treat any disease.

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

Phase 1

The first testing in people. Mainly checks safety and dose, usually in a small group.

Participants

55 people

The number who actually took part.

Started

Jun 2024

Finished

Jan 2025

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

18 to 45 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show 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: * Ability to provide written, personally signed, and dated informed consent. * Healthy male and female participants between the ages of 18 to 45 inclusive. * BMI 18 - 30 kg/m2. * Non- or ex-smoker. * Normal ECG findings i.e. QTcF interval ≤ 450 ms and normal morphology that would permit accurate assessment of the QT interval. * Participants must agree to use highly Exclusion Criteria: * History of, or concurrent clinically significant cardiovascular, dysautonomia, gastrointestinal, renal, hepatic, neurologic, hematologic, endocrine, oncologic, pulmonary, immunologic or psychiatric, or any other condition which, in the opinion of the Investigator, would jeopardize the safety of the participant or impact the validity of the study. * Family history in first degree relatives for unknown and/or known arrhythmia-related cardiac events, cardiomyopathy, syncope, long QT syndrome, Brugada's syndrome, sudden death attributed to cardiac causes, and familial cardiac channelopathies. * Any clinically important abnormalities in rhythm, conduction or morphology of resting ECG that may interfere with interpretation of QTc interval changes. * Previous or current alcohol, or other drug dependence.

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As listed by the trial registrant

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

Contacts and locations

Locations

  • Richmond Pharmacology

    London, United Kingdom

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