NCT05243017

A Phase Ib/II Randomized, Double-Blind Study to Explore Safety, Tolerability, and Efficacy Signals of Multiple Doses of Striatally-Administered rAAV5-miHTT Total Huntingtin Gene (HTT) Lowering Therapy (AMT 130) in Early Manifest Huntington's Disease

Study Summary

This is the second study of AMT-130 in patients with early manifest HD and is designed as part of an integrated two-study phase I/II program under a single data safety monitoring board (DSMB) with staggered enrollment based upon continued demonstration of safety of AMT-130 administration. Cohort 3 participants will receive either high or low dose (1:1 randomization). Participants enrolled in Cohort 3 will also receive an immunosuppression regimen consisting of dexamethasone, sirolimus, and rituximab.

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Interventions

intra-striatal rAAV5-miHTTGENETIC
One time MRI-guided stereotaxic infusion of rAAV5-miHTT into the brain

Study Locations

FacilityCityStateCountry
Instytut Psychiatrii i NeurologiiWarsawPoland
Interventional Neuro CenterWarsawPoland
Cardiff UniversityCardiffUnited Kingdom
National Hospital for Neurology & NeurosurgeryLondonUnited Kingdom

Official Trial Information

View on ClinicalTrials.gov

Data sourced from ClinicalTrials.gov. Last updated: April 14, 2026