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Drug delivery showdown: which pill works best?

NCT ID NCT07465731

Knowledge-focused Sponsor: Otsuka Pharmaceutical Development & Commercialization, Inc. Source: ClinicalTrials.gov ↗

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study compared two different pill forms of the drug centanafadine in 62 healthy adults. The goal was to see how well each form releases the drug into the body. Results will help decide which version to use in future studies.

What this could mean

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

Active substance
centanafadine
What this could lead to
If successful, this study could help determine the best pill form for future treatments of conditions like ADHD.
What could go wrong
This is an early-stage trial in healthy volunteers, not patients. It only measures drug levels, not effectiveness or safety for 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

62 people

The number who actually took part.

Started

Oct 2022

Finished

Mar 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 55 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. Body mass index from 19.0 to 32.0 kilograms per square meter (kg/m\^2) (inclusive). 2. In good health as determined by: * Medical history * Physical examination * Electrocardiogram (ECG) * Serum/urine chemistry, hematology, and serology tests. 3. Ability to provide written, informed consent prior to initiation of any trial-related procedures, and ability, in the opinion of the principal investigator, to comply with all the requirements of the trial. Exclusion Criteria: 1. Females who are breast-feeding and/or who have a positive pregnancy test result prior to receiving investigational medicinal product (IMP). 2. Clinically significant abnormality in past medical history, or at the screening physical examination, that in the investigator's or sponsor's opinion may place the participant at risk or interfere with outcome variables including absorption, distribution, metabolism, and excretion of drug. 3. Consumption of alcohol and/or food and beverages containing caffeine, methylxanthines (e.g., coffee, chocolate) within 72 hours prior to dosing. 4. History of or current hepatitis or acquired immunodeficiency syndrome or carriers of hepatitis B surface antigen and/or hepatitis C antibodies, or human immunodeficiency virus antibodies. 5. History of any significant drug allergy or known or suspected hypersensitivity. 6. Any participant who, in the opinion of the investigator, should not participate in the trial.

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As listed by the trial registrant

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

Healthy volunteers

Contacts and locations

Locations

  • ICON, plc.,

    Lenexa, Kansas, 66219, United States

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