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New registry aims to unlock secrets of rare skin disease GPP

NCT ID NCT06100991

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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 27, 2026 · Last updated Aug 27, 2026 · Updated 2 times

Summary

This study is a registry that will follow about 200 people with generalized pustular psoriasis (GPP) across North America. Researchers want to learn more about how GPP develops, how it is managed, and what happens to patients over time. Participants will be under the care of a dermatologist and will provide information about their condition and treatments. This is an observational study, meaning no new drugs or treatments are being tested.

What this could mean

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

What this could lead to
If successful, this registry could provide valuable insights into how GPP behaves and is treated, potentially guiding future research and care.
What could go wrong
This is an observational study, not a treatment trial, so it won't directly test a new therapy. Results may take years and might not lead to immediate changes in care.

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.

Participants

About 200 people

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

Started

Sep 2023

Expected to finish

Dec 2099

An estimate. End dates often move.

Lead sponsor

A research network

The lead sponsor is a research network or cooperative group.

Who can take part

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

Who is studied

Subjects are enrolled in the GPP Registry during regularly scheduled office visits. Selected dermatologists are invited to participate as investigators in the Registry.

Ages

18 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: * A subject must meet all the following criteria to participate in the registry: 1. Has been diagnosed with GPP by a dermatologist or a qualified dermatology practitioner. 2. Is at least 18 years of age and has attained the legal age for consent to procedures involved in the research, under the applicable law of the jurisdiction in which the research is being conducted. 3. Is willing to provide consent for participation in the registry. 4. Is willing to provide Personal Information Exclusion Criteria: * Any of the following would exclude the subject from participating in the registry: 1. Is participating or planning to participate in a blinded clinical trial evaluating a systemic agent for the treatment or prevention of flares related to GPP. 2. Is enrolled in another CorEvitas registry for a dermatological condition. Subjects enrolled in another CorEvitas registry must be exited to be eligible for enrollment into the GPP Registry

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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.

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

  • CorEvitas, LLC

    RECRUITING

    Waltham, Massachusetts, 02451, United States

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