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Healthy volunteers test new compound for brain disorders

NCT ID NCT05938452

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 study tested the safety of a compound called glyceryl tribenzoate (GTB) in 40 healthy adults aged 18 to 50. Participants received either a single or multiple doses of GTB or a placebo. The goal was to check for side effects and how the body processes the drug, not to treat any disease. Results will help decide if GTB should be studied further for neurological conditions.

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

40 people

The number who actually took part.

Started

Dec 2022

Finished

Oct 2023

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 50 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: 1. Signed informed consent prior to any study-related procedures. 2. Male or female subjects 18 to 50 years of age inclusive. 3. Subject's body mass index (BMI) is ≥ 18 kg/m2 and ≤ 30 kg/m2. 4. Female subjects of childbearing potential must not be pregnant or lactating with a negative serum human chorionic gonadotropin (HCG) pregnancy test result at Screening, and negative urine pregnancy test on Day -1 (including Day -1 of Period 2 for SAD dosing participants i.e., fed cohort). 5. Female subjects of childbearing potential must use an adequate method of contraception from Screening until 30 days after last dose of study medication. Acceptable methods of contraception are barrier methods (female condom, diaphragm, cervical cap, spermicide, or intrauterine device \[IUD\]), surgical sterility (self-reported: tubal ligation, hysterectomy, and/or bilateral oophorectomy), oral hormonal contraceptives, hormonal IUD, and/or postmenopausal status (defined as at least 1 year without menses as demonstrated by medical history or subject report). 6. Male subjects must use an adequate method of contraception from Screening until 30 days after last dose of study medication. Acceptable methods of contraception are barrier methods (condom), surgical sterility (self-reported), must also refrain from donating sperm while on study medication and until 30 days after last dose of study medication. 7. Subject is in good health as determined by vital signs, medical history, physical exam, ECG, and safety laboratory analyses at Screening and during the study. 8. Subject is negative for SARS-CoV-2 virus at admission Day -1 and Day 1 (during the SAD, Fed portion of the study, and MAD). 9. Subject does not have dysphagia and discomfort with swallowing tablets/capsules. Exclusion Criteria: 1. Subject has used an investigational product or device within 30 days prior to enrollment or during the study. 2. Subject has used prescription or non-prescription drugs (including vitamins, minerals, and herbal/plant-derived preparations) within 2 weeks of enrollment (excluding hormonal IUD, oral hormonal contraceptives, hormone replacement therapy, and acetaminophen) unless deemed acceptable by the Investigator in consultation with the Sponsor. 3. Subject has a positive drug and/or alcohol test at Screening and on Day -1 (including 4. Day -1 of Period 2 for SAD dosing participants, i.e., fed cohort). 4. Subject has a history of drug or alcohol abuse within 2 years before Screening. 5. Subject is unable to abstain from ingesting alcohol or smoking for 72 hours prior to dosing and throughout the study. 6. Concurrent use of probenecid, penicillin or other ß-lactams, or other drugs which undergo active tubular secretion in the kidneys. 7. The subject has a clinically significant history of endocrinologic, hematologic, hepatic, immunologic, metabolic, cardiovascular, urologic, pulmonary, neurologic, dermatologic, psychiatric, renal, and/or other major diseases or malignancy. 8. Allergy to sodium benzoate. 9. Has an active suicidal plan/intent or have had active suicidal thoughts in the past 6 months or a suicide attempt in the past 3 years.

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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.

Contacts and locations

Locations

  • TKL Research

    Bloomfield, New Jersey, 07003, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.