Gene therapy for gaucher disease: 5-year safety check begins
NCT ID NCT06545136
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study follows 75 people with Gaucher disease type 1 who previously received FLT201 gene therapy. Researchers will monitor them for 5 years to see if the treatment remains safe and if its effects last. The goal is to understand whether a single dose can provide long-term disease control.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- FLT201 (a gene therapy using a harmless virus to deliver a working GBA gene)
- What this could lead to
- If successful, this could show that a single dose of FLT201 safely controls Gaucher disease for years, reducing or eliminating the need for regular enzyme infusions.
- What could go wrong
- This is an early-phase follow-up study, so it is small and not designed to prove effectiveness. There may be unknown long-term side effects, and some patients may still need standard treatments.
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 1/2
Runs two stages together: safety and dose first, then whether the treatment works.
- Participants
-
About 75 people
The number the study aims to enrol. It can still change while the study runs.
- Started
-
May 2024
- Expected to finish
-
May 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.
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * 1\. Participants who have previously received FLT201 (including those who may have required recommencement or initiation of ERT/substrate reduction therapy \[SRT\]). * 2\. Participants able to give full informed consent and able to comply with all requirements of the trial. Exclusion Criteria: * n/a
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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
-
Hospital Quironsalud Zaragoza
Zaragoza, Spain
-
Hospital de Clinicas de Porto Alegre (HCPA)
Porto Alegre, Brazil
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Lysosomal Rare Disorders Research and Treatment Center
Fairfax, Virginia, 22030-6066, United States
-
Salford Royal Hospital
Salford, United Kingdom
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Could a pill replace infusions for gaucher brain symptoms?
- Can we predict Parkinson's decades early? new study recruits 600 participants
- Cough medicine repurposed: ambroxol registry launches for rare brain diseases
- One-Time gene therapy could change gaucher treatment forever
- Gene therapy trial aims to fix enzyme defect in gaucher disease
- Gene therapy may free gaucher patients from lifelong infusions