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VY-AADC01

Phase 2

Parkinson's Disease | Monoclonal antibody | Neurology |Neurocrine Biosciences, Inc.|Trials Updated: Dec 10, 2024

VY-AADC01 development status

Highest phase Phase 2 run by National Taiwan University Hospital (NCT02926066)
Phase scored for NBIXPhase 1
Registered trials 3 across 2 sponsors since Oct 2013

VY-AADC01 target and mechanism

ModalityMonoclonal antibody

Also known as VY-AADC02, AAV2-hAADC

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindCONTROLLEDDMC
Total Trials3
Total Enrollment45

FDA Designations

No designations recorded

VY-AADC01 clinical trials

VY-AADC01 · 3 trials · 9 indications

Phase 1 3
NCT03562494VY-AADC02 for Parkinson's Disease With Motor Fluctuations (RESTORE-1)Parkinson's Disease
COMPLETED14 Analytics
NCT03065192Safety and Efficacy Study of VY-AADC01 for Advanced Parkinson's DiseaseIdiopathic Parkinson's Disease
COMPLETED16 Analytics
NCT01973543Safety Study of AADC Gene Therapy (VY-AADC01) for Parkinson's DiseaseParkinson's Disease
COMPLETED15 Analytics
PHASE1COMPLETED
VY-AADC02 for Parkinson's Disease With Motor Fluctuations (RESTORE-1)
Parkinson's DiseaseUnlock trial analytics
PHASE1COMPLETED
Safety and Efficacy Study of VY-AADC01 for Advanced Parkinson's Disease
Idiopathic Parkinson's DiseaseUnlock trial analytics
PHASE1COMPLETED
Safety Study of AADC Gene Therapy (VY-AADC01) for Parkinson's Disease
Parkinson's DiseaseUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of participants with treatment-emergent adverse events (TEAEs)
Up to 5 years after surgery
Grading of adverse Events/Serious Adverse Events (AE's/SAE's)
Baseline to 3 Years After Gene Transfer

Grading will be assessed using NCI CTCAE, version 4.03.

Magnetic Resonance Imaging (MRI)
Baseline to 3 Years After Gene Transfer

Safety of VY-AADC01 will be assessed by any clinically significant abnormalities on MRI scans as compared to Baseline.

Routine physical examinations
Baseline to 3 Years After Gene Transfer

Safety of VY-AADC01 will be assessed by routine physical examinations.

Routine clinical laboratory analysis
Baseline to 3 Years After Gene Transfer

Safety of VY-AADC01 will be assessed by routine clinical laboratory analysis.

Change in Columbia-Suicide Severity Rating Scale (C-SSRS) results
Baseline to 3 Years After Gene Transfer

C-SSRS is a standardized suicidal rating system.

Safety of AADC Gene Transfer
3 Years after Gene Transfer

Safety and Tolerability of AADC Gene Transfer assessed by Adverse Events and Serious Adverse Events.

Secondary Endpoints

Change in Parkinson's medications
Baseline to 3 Years After Gene Transfer
Change in motor function using Parkinson Disease Diaries
Baseline to 3 Years After Gene Transfer
Change in motor function using a Stand-Walk-Sit Test
Baseline to 3 Years After Gene Transfer
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
VY-AADC02 (NBIb-1817)EXPERIMENTALSingle administration of up to 3.6 x 10\^12 vector genomes (vg) of VY-AADC02
Sham (Placebo) SurgeryPLACEBO_COMPARATORSham surgical procedure
VY-AADC01 Single DoseEXPERIMENTAL9.4 x 10\^12 vector genomes of VY-AADC01
VY-AADC01 Dose 1EXPERIMENTAL7.5 x 10\^11 vector genomes of VY-AADC01; Single dose, neurosurgically infused, bilaterally into the striatum.
VY-AADC01 Dose 2EXPERIMENTAL1.5 x 10\^12 vector genomes of VY-AADC01; Single dose, neurosurgically infused, bilaterally into the striatum.
VY-AADC01 Dose 3EXPERIMENTAL4.7x 10\^12 vector genomes of VY-AADC01; Single dose, neurosurgically infused, bilaterally into the striatum.

Interventions

NameTypeDescription
VY-AADC02BIOLOGICALAdeno-associated viral vector serotype 2 encoding human aromatic L-amino acid decarboxylase (AAV2- hAADC) infusion into the brain
Sham (Placebo) SurgeryOTHERBilateral partial burr/twist holes without dura penetration
VY-AADC01DRUGSingle dose, neurosurgically infused, bilaterally into the striatum.
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Eligibility Criteria

Age Range40 Years to 75 Years
SexALL
Healthy VolunteersNo
Study Sites11

Key Inclusion Criteria: 1. Males and females, 40 to 75 years of age (inclusive) 2. Diagnosis of PD, consistent with United Kingdom Brain Bank Criteria 3. Motor responsiveness to dopaminergic therapy, demonstrated by improvement in Movement Disorder Society - Unified Parkinson's Disease Rating Scale...

Countries:United States
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Frequently asked questions about VY-AADC01

What is VY-AADC01?

VY-AADC01 is an investigational gene therapy being developed by Neurocrine Biosciences, Inc. (ticker: NBIX) for Parkinson's disease. It is designed to deliver the AADC gene directly into the brain to restore dopamine production in patients with advanced Parkinson's disease. It is currently in Phase 1 clinical development.

What is VY-AADC01 used for?

VY-AADC01 is being studied for the treatment of idiopathic Parkinson's disease and Parkinson's disease with motor fluctuations. It is intended for patients with advanced Parkinson's disease who experience motor complications. The therapy is investigational and has not been approved for any indication.

Who is developing VY-AADC01?

VY-AADC01 is being developed by Neurocrine Biosciences, Inc., a biopharmaceutical company traded on the Nasdaq under the ticker symbol NBIX. Neurocrine acquired the program and is responsible for its clinical development in Parkinson's disease.

What phase is VY-AADC01 in?

VY-AADC01 is in Phase 1 clinical development. Two Phase 1 trials have been completed, and no active trials are currently listed. The therapy remains investigational and has not received FDA approval.

What clinical trials is VY-AADC01 in?

VY-AADC01 has been evaluated in two completed Phase 1 trials: NCT03065192, a safety and efficacy study in advanced Parkinson's disease, and NCT01973543, a safety study of AADC gene therapy. A related trial, NCT03562494 (RESTORE-1), studied VY-AADC02 in Parkinson's disease with motor fluctuations.

Is VY-AADC01 the same as VY-AADC02?

VY-AADC01 and VY-AADC02 are related gene therapy candidates. VY-AADC01 was studied in earlier Phase 1 trials, while VY-AADC02 was evaluated in the Phase 1 RESTORE-1 trial (NCT03562494) for Parkinson's disease with motor fluctuations. Both are being developed by Neurocrine Biosciences.