NCT07223944RecruitingPhase 3
A Gaucher Disease Gene Therapy Trial With FLT201
A Phase 3 Safety and Efficacy Trial of FLT201 Gene Therapy in Patients With Gaucher Disease Type 1
Source: ClinicalTrials.gov · Last updated 14 Oct 2026
Brief summary (registry, in English)
This study is a Phase 3, non-randomized, multicenter, efficacy and safety study in adult patients with Gaucher disease Type 1, on stable treatment with enzyme replacement therapy (ERT) or substrate reduction therapy (SRT) for at least 2 years. The study aims to confirm the efficacy and safety of FLT201 in this population after discontinuation of ERT/SRT.
- Status (registry)
- Recruiting
- Phase (registry)
- Phase 3
- Study type
- Interventional
- Enrollment
- 45 (estimated)
- First submitted
- 30 Oct 2025
- Start date
- Apr 2026
- Primary completion date
- Jul 2028
- Lead sponsor
- Spur Therapeutics
- Diseases
- Gaucher disease
- NCT number
- NCT07223944
- EU CT number
- 2025-520765-50-00
What you commit to
- Study type: Interventional · Phase 3
- Planned participants: 45
- From Apr 2026 to the primary completion date, Jul 2028
- 32 sites in 10 countries
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Positive for AAVS3 neutralizing antibodies.
- History of receiving any gene therapy or cell therapy.
Other illness
- Diagnosed or suspected Gaucher disease type 2 or type 3
- History of hematopoietic stem cell transplant (HSCT)/bone marrow transplant or any solid organ transplant.
- History of total splenectomy. Note: Additional protocol defined Inclusion and Exclusion criteria apply
Lab values
- Abnormal lab values, conditions or diseases that would make the participant unsuitable for the study
Other
- Positive pregnancy test or lactating
Who the study is looking for
- Aged ≥18 years at time of screening.
- Clinical diagnosis of Gaucher disease type 1
- Stable hemoglobin concentration at baseline
- Stable platelet count at baseline
- Receiving ERT or SRT without interruption for at least 2 years
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (32)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Hospital Militar Central Coordinator of this site? Confirm its status | Buenos Aires | Argentina | Recruiting |
| Hospital Italiano de Buenos Aires Coordinator of this site? Confirm its status | Buenos Aires | Argentina | Recruiting |
| Clínica Universitaria Reina Fabiola Coordinator of this site? Confirm its status | Córdoba | Argentina | Recruiting |
| Melbourne Health - Royal Melbourne Hospital Coordinator of this site? Confirm its status | Melbourne N. | Australia | Not yet recruiting |
| Hospital de Clinicas de Porto Alegre Coordinator of this site? Confirm its status | Porto Alegre | Brazil | Recruiting |
| MAGIC Clinic Ltd Coordinator of this site? Confirm its status | Calgary | Canada | Recruiting |
| Lady Davis Institute for Medical Research Jewish General Hospital Coordinator of this site? Confirm its status | Montreal | Canada | Recruiting |
| Hospital Universitari Vall d'Hebron Coordinator of this site? Confirm its status | Barcelona | Spain | Not yet recruiting |
| Hospital QuirónSalud Zaragoza Coordinator of this site? Confirm its status | Zaragoza | Spain | Not yet recruiting |
| Queen Elizabeth Hospital Birmingham Coordinator of this site? Confirm its status | Birmingham | United Kingdom | Not yet recruiting |
| Addenbrooke's Hospital Coordinator of this site? Confirm its status | Cambridge | United Kingdom | Recruiting |
| Royal Free Hospital Coordinator of this site? Confirm its status | London | United Kingdom | Recruiting |
| Salford Royal Hospital Coordinator of this site? Confirm its status | Salford | United Kingdom | Recruiting |
| Shaare Zedek Medical Center Coordinator of this site? Confirm its status | Jerusalem | Israel | Recruiting |
| Rabin Medical Center- Beilinson Hospital Coordinator of this site? Confirm its status | Petah Tikva | Israel | Recruiting |
| King Faisal Specialist Hospital and Research Center Coordinator of this site? Confirm its status | Riyadh | Saudi Arabia | Not yet recruiting |
| Emory Healthcare Coordinator of this site? Confirm its status | Atlanta | United States | Recruiting |
| University of Colorado Anschutz Coordinator of this site? Confirm its status | Aurora | United States | Recruiting |
| Cincinnati Children's Hospital Medical Center Coordinator of this site? Confirm its status | Cincinnati | United States | Not yet recruiting |
| University of Texas, Southwestern Coordinator of this site? Confirm its status | Dallas | United States | Recruiting |
| Duke University Medical Center Coordinator of this site? Confirm its status | Durham | United States | Recruiting |
| Lysosomal Rare Disorders Research and Treatment Center Coordinator of this site? Confirm its status | Fairfax | United States | Recruiting |
| Hackensack University Medical Center Coordinator of this site? Confirm its status | Hackensack | United States | Recruiting |
| University of Iowa Health Care Coordinator of this site? Confirm its status | Iowa City | United States | Not yet recruiting |
| Kaiser Permanente - CA Coordinator of this site? Confirm its status | Los Angeles | United States | Recruiting |
| UCLA Health Coordinator of this site? Confirm its status | Los Angeles | United States | Recruiting |
| University of Minnesota Coordinator of this site? Confirm its status | Minneapolis | United States | Recruiting |
| NYU Langone Health Coordinator of this site? Confirm its status | New York | United States | Recruiting |
| Children's Hospital of Philadelphia Coordinator of this site? Confirm its status | Philadelphia | United States | Recruiting |
| UPMC Children's Hospital of Pittsburgh Coordinator of this site? Confirm its status | Pittsburgh | United States | Recruiting |
| University of California, San Francisco (UCSF) Coordinator of this site? Confirm its status | San Francisco | United States | Recruiting |
| Gazi University Medical Faculty Coordinator of this site? Confirm its status | Ankara | Turkey (Türkiye) | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.