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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
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

Full criteria on ClinicalTrials.gov

Sites (32)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Hospital Militar Central
Coordinator of this site? Confirm its status
Buenos AiresArgentinaRecruiting
Hospital Italiano de Buenos Aires
Coordinator of this site? Confirm its status
Buenos AiresArgentinaRecruiting
Clínica Universitaria Reina Fabiola
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CórdobaArgentinaRecruiting
Melbourne Health - Royal Melbourne Hospital
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Melbourne N.AustraliaNot yet recruiting
Hospital de Clinicas de Porto Alegre
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Porto AlegreBrazilRecruiting
MAGIC Clinic Ltd
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CalgaryCanadaRecruiting
Lady Davis Institute for Medical Research Jewish General Hospital
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MontrealCanadaRecruiting
Hospital Universitari Vall d'Hebron
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BarcelonaSpainNot yet recruiting
Hospital QuirónSalud Zaragoza
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ZaragozaSpainNot yet recruiting
Queen Elizabeth Hospital Birmingham
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BirminghamUnited KingdomNot yet recruiting
Addenbrooke's Hospital
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CambridgeUnited KingdomRecruiting
Royal Free Hospital
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LondonUnited KingdomRecruiting
Salford Royal Hospital
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SalfordUnited KingdomRecruiting
Shaare Zedek Medical Center
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JerusalemIsraelRecruiting
Rabin Medical Center- Beilinson Hospital
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Petah TikvaIsraelRecruiting
King Faisal Specialist Hospital and Research Center
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RiyadhSaudi ArabiaNot yet recruiting
Emory Healthcare
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AtlantaUnited StatesRecruiting
University of Colorado Anschutz
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AuroraUnited StatesRecruiting
Cincinnati Children's Hospital Medical Center
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CincinnatiUnited StatesNot yet recruiting
University of Texas, Southwestern
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DallasUnited StatesRecruiting
Duke University Medical Center
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DurhamUnited StatesRecruiting
Lysosomal Rare Disorders Research and Treatment Center
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FairfaxUnited StatesRecruiting
Hackensack University Medical Center
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HackensackUnited StatesRecruiting
University of Iowa Health Care
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Iowa CityUnited StatesNot yet recruiting
Kaiser Permanente - CA
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Los AngelesUnited StatesRecruiting
UCLA Health
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Los AngelesUnited StatesRecruiting
University of Minnesota
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MinneapolisUnited StatesRecruiting
NYU Langone Health
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New YorkUnited StatesRecruiting
Children's Hospital of Philadelphia
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PhiladelphiaUnited StatesRecruiting
UPMC Children's Hospital of Pittsburgh
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PittsburghUnited StatesRecruiting
University of California, San Francisco (UCSF)
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San FranciscoUnited StatesRecruiting
Gazi University Medical Faculty
Coordinator of this site? Confirm its status
AnkaraTurkey (Türkiye)Recruiting

This page is information, not medical advice. Discuss any trial with your doctor.