New drug combo for rare blood disease under safety watch

NCT ID NCT07413679

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 This study
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 Results may not be published yet.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This status has not been confirmed recently, so it may be out of date.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 Jun 27, 2026

Summary

This study follows 50 adults with PNH who take danicopan along with their usual medication (eculizumab or ravulizumab). Researchers track serious side effects and infections over time to see if the combination is safe for long-term use. Participants are already in a PNH registry and started danicopan after joining.

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 50 people

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

Started

Aug 2025

Expected to finish

Jul 2029

An estimate. End dates often move.

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.

Who is studied

The study population will consist of adult participants ≥ 18 years at danicopan treatment initiation (baseline) as add-on therapy to ravulizumab/eculizumab. Participants will have initiated treatment with danicopan on or after registry enrollment.

Ages

18 years and older

Sex

Anyone

Healthy volunteers

Not accepted

This study is not open to healthy volunteers. The entry requirements below say who it is open to.

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: * Adult participants aged ≥ 18 years at danicopan treatment initiation (baseline) as add-on therapy to ravulizumab/eculizumab. * Initiated treatment with danicopan on or after registry enrollment Exclusion Criteria: * Participants without known year of birth, sex, informed consent date, or treatment status of danicopan and ravulizumab and/or eculizumab treatment status.

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Conditions

The condition(s) this trial relates to.

Hemoglobinuria, Paroxysmal paroxysmal nocturnal hemoglobinuria

As listed by the trial registrant

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

Contacts and locations

Locations

  • Alexion Pharmaceuticals, Inc. (Sponsor)

    Boston, Massachusetts, 02210, United States

More trials for these conditions

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