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Could a Once-a-Week acne pill replace daily antibiotics?

NCT ID NCT06225570

Disease control Sponsor: Medical University of South Carolina Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
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
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 compares a weekly dose of isotretinoin (a vitamin A derivative) to daily tetracycline antibiotics for treating moderate acne. Researchers want to see if the weekly approach works just as well, with fewer side effects and less reliance on antibiotics. The trial will enroll 50 people aged 12 and older and track acne improvement, side effects, and patient satisfaction over four months.

What this could mean

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

Active substance
Isotretinoin (a vitamin A derivative) taken weekly, compared to standard tetracycline antibiotics taken daily
What this could lead to
If it works, this could offer a new, safer way to treat moderate acne with fewer side effects and less antibiotic use.
What could go wrong
This is a very early (Phase 1) trial with only 50 people, so results may not hold up in larger studies. Isotretinoin has known side effects like dry skin and mood changes.

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

Early phase 1

The earliest testing in people: a first look at safety, in a very small group.

Participants

About 50 people

The number the study aims to enrol. It can still change while the study runs.

Started

Feb 2025

Expected to finish

May 2027

An estimate. End dates often move.

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

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

Ages

12 years and older

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: \- Male and Female patients, 12 years and older with a diagnosis of Moderate Acne Vulgaris Exclusion Criteria: * Patients who are at baseline on long-term Tetracycline antibiotics, long-term Trimethoprim-Sulfamethoxazole, or on Spironolactone for any reason * Patients who have taken Isotretinoin in the past 6 months * Patients with hypersensitivity to Isotretinoin or to any of its components * Females who are pregnant, likely to become pregnant, or will be breast-feeding during the study period * Patients with a history of major depression, mania, or psychosis with an active episode during the past year including current psychotic symptoms and/or current suicidal ideation * Adult patients with cognitive impairment * Patients with baseline kidney or liver disease * Patients with baseline hypertriglyceridemia * Patients with history of or current pseudotumor cerebri * Patients with any clinically significant unstable medical condition which could pose a risk to the safety of the patient * Inability or unwillingness of subject or legal guardian/representative to give informed consent

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Conditions

The condition(s) this trial relates to.

acne Acne Vulgaris

As listed by the trial registrant

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

Acne vulgaris

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. A doctor treating you

    A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.

Contacts and locations

Locations

  • Medical University of South Carolina

    RECRUITING

    Charleston, South Carolina, 29403, United States

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