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4D-110

Phase 1

Choroideremia | Monoclonal antibody | Rare Disease |4D Molecular Therapeutics, Inc.|Trials Updated: May 22, 2025

4D-110 development status

Highest phase Phase 1
Registered trials 1 across 1 sponsor since Jul 2020

4D-110 target and mechanism

Molecular targetCHM
ModalityMonoclonal antibody

Success Probability

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Market & Valuation

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Trial Design

CONTROLLEDDMCBiomarker
Total Trials1
Total Enrollment13

FDA Designations

No designations recorded

4D-110 clinical trials

4D-110 · 1 trial · 1 indication

Phase 1 1
NCT04483440Dose Escalation Study of Intravitreal 4D-110 in Patients With ChoroideremiaChoroideremia
ACTIVE NOT_RECRUITING13 Analytics
PHASE1ACTIVE NOT_RECRUITING
Dose Escalation Study of Intravitreal 4D-110 in Patients With Choroideremia
ChoroideremiaUnlock trial analytics

Study Endpoints

Primary Endpoints

Frequency and severity of ocular and systemic adverse events (AEs)
24 months

Frequency and severity of ocular and systemic AEs including clinically significant changes in ocular evaluations, systemic examinations and laboratory testing.

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Study Design & Arms

AllocationNON_RANDOMIZED
MaskingNONE
ModelSEQUENTIAL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
4D-110 Dose 1EXPERIMENTAL4D-110 IVT injection
4D-110 Dose 2EXPERIMENTAL4D-110 IVT injection
4D-110 Dose 3EXPERIMENTAL4D-110 IVT injection

Interventions

NameTypeDescription
4D-110BIOLOGICAL4D-110 drug product developed for gene therapy which comprises an AAV capsid variant (4D-R100) carrying a transgene encoding a codon-optimized human CHM gene.
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Eligibility Criteria

Age Range18 Years to N/A
SexMALE
Healthy VolunteersNo
Study Sites2

Key Inclusion Criteria: * Diagnosis of CHM defined as a pathogenic mutation in the CHM gene, confirmed by genetic testing * Both eyes must have ≥ 34 ETDRS letters (\~20/200) Key Exclusion Criteria: * Clinically significant, active ocular or peri-ocular infection or inflammation in the study eye *...

Countries:United States
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Frequently asked questions about 4D-110

What is 4D-110?

4D-110 is an investigational gene therapy being developed for choroideremia, a rare inherited retinal disease. It is designed to deliver a functional copy of the CHM gene to retinal cells. 4D-110 is in Phase 1 clinical development and has not been approved by the FDA.

What is 4D-110 used for?

4D-110 is being studied for the treatment of choroideremia, a rare X-linked retinal degeneration that causes progressive vision loss. It is an investigational therapy and is not yet approved for any indication. Clinical testing is limited to patients with a confirmed diagnosis of choroideremia.

What does 4D-110 target?

4D-110 targets the CHM gene, which encodes the REP-1 protein. Loss-of-function mutations in CHM cause choroideremia. The therapy is intended to introduce a functional copy of CHM into retinal cells to address the underlying genetic defect. The CHM gene is the molecular target of the investigational product.

Who is developing 4D-110?

4D-110 is being developed by 4D Molecular Therapeutics, Inc., a clinical-stage gene therapy company that trades on the Nasdaq under the ticker FDMT. The company is the sponsor of the Phase 1 study evaluating 4D-110 in patients with choroideremia.

What phase is 4D-110 in?

4D-110 is in Phase 1 clinical development. It is an investigational therapy and has not received FDA approval. The only registered trial is a Phase 1 dose escalation study that is currently active but not recruiting participants.

What clinical trials is 4D-110 in?

4D-110 is being evaluated in one clinical trial, NCT04483440, titled Dose Escalation Study of Intravitreal 4D-110 in Patients With Choroideremia. The Phase 1 study is active but not recruiting, has enrolled 13 participants, is controlled, and is being conducted in the United States in male patients aged 18 years and older.