Phase 2 study for people with Fabry Disease

Recruiting Phase 2

Sources: ClinicalTrials.gov Checked: 11 October 2026 Not medical advice

This trial at a glance

Status Recruiting
Phase Phase 2
Sponsor 4D Molecular Therapeutics
Registry number NCT05629559
Started 16 October 2022 Today 16 October 2026 Estimated completion 1 June 2026

Past estimated completion. The registry still lists this trial as open, and the date it gave for finishing has been and gone. Confirm with the official record before you act on it.

Where this trial is running

Trial sites and the status recorded for each
SiteCityState or countryStatus at this site
Royal Melbourne Hospital Melbourne VIC Active not recruiting
Royal Perth Hospital Perth WA Active not recruiting
Westmead Hospital Westmead NSW Not yet recruiting

voxsanity.com.au · trial sites from public registries · registry record synced 11 October 2026 · not medical advice

Who can join

Age 18 Years to 65 Years
Sex Anyone, regardless of sex
Healthy volunteers Not accepted
Enrolment target 18

The official eligibility criteria

Registry text, reproduced exactly. These are the words the trial's sponsor published on ClinicalTrials.gov. They have not been edited, shortened or rewritten, and they are written for researchers rather than for patients.

Inclusion Criteria:

1. Male or female ≥ 18 to ≤65 years of age

2. Pathogenic GLA mutation consistent with Fabry Disease

3. Confirmed diagnosis of classic or late-onset Fabry disease with cardiac involvement

4. Intolerant of ERT, unable or unwilling to receive ERT, or progressive disease despite ERT or migalastat

5. Individuals receiving ERT, must be on a stable dose for at least 6 months

6. Agree to use highly effective contraception

Exclusion Criteria:

1. Presence of pre-existing antibodies to 4D-310 capsid or to AGA

2. eGFR \<65 mL/min/1.73 m2

3. Undergone kidney transplantation or currently on hemodialysis or peritoneal dialysis

4. HIV, active or chronic hepatitis B or C,

5. Evidence of liver disease, severe pulmonary disease or diabetes with poor glycemic control

6. History of stroke or transient ischemic attack within the last 12 months, or other significant thromboembolic disease history (e.g. pulmonary embolism)

7. Contraindication to systemic corticosteroid therapy or immunosuppressive therapy

8. Chronic steroid use, defined as ≥ 3 months of oral corticosteroid use within the last 12 months.

9. Moderately severe to severe cardiovascular disease or uncontrolled hypertension

10. Left ventricular ejection fraction of \<45% on echocardiogram (ECHO)

11. Currently receiving investigational drug, device or therapy or having ever received gene therapy

12. History of infusion related response to ERT or any adverse reaction leading to ERT discontinuation

13. History of cancer within 2 years (exceptions include non-melanoma skin cancer, localized prostate cancer treated with curative intent)

14. Pregnant or breast-feeding

Note: Other inclusion and exclusion criteria apply

Dates on the record

Started 16 October 2022
Estimated completion 1 June 2026
Registry last updated 21 February 2025
Checked by Voxsanity 11 October 2026

Results, publications and the official record

Sources and dates

  • ClinicalTrials.gov – the record this page reformats
  • ClinicalTrials.gov processing date: 21 February 2025.
  • This page last checked by Voxsanity: 11 October 2026.

Voxsanity reformats data from public registries into this layout. It does not edit, interpret or add to what the registry published.

Not medical advice.

Individual trial records are refreshed on a rolling basis rather than all at once, so a record may be up to several weeks old. Each trial page and trial card shows the date its own record was last synced. Where a record has lagged, its status, sites and enrolment can differ from the current registry state in either direction, so check the registry link on the trial page before acting on them.

Letter for your doctor

A one-page summary of this trial to print or email to your GP. It carries the registry's own record of the trial and its eligibility criteria, and nothing Voxsanity has written about whether it suits you.