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NTLA-2001

Gene editing · Gene editing: transthyretin (TTR) · developed by Intellia Therapeutics

Phase 3 Most advanced trial
NTLA Developer
2 Registered trials

What is NTLA-2001?

NTLA-2001 is a lipid nanoparticle formulation delivering mRNA encoding CRISPR-Cas9 and a guide RNA targeting transthyretin (TTR). It edits the TTR gene in vivo to reduce misfolded TTR protein accumulation. It is studied in transthyretin amyloidosis with cardiomyopathy and neuromuscular manifestations.

Summary written with AI from the sources listed at the end of this page.

At a glance

Also known as
nexiguran ziclumeran
Drug type
Gene editing
Targets
transthyretin (TTR)
Mechanism
Gene editing: transthyretin (TTR)
Pathways
TTR gene editing
Therapy area
Metabolic, Neurology
Developer
Intellia Therapeutics (NTLA)
FDA status
Investigational, not approved in the US. Most advanced trial: Phase 3

🧪 Clinical trials

TrialPhaseConditionStatusSponsor
NCT06672237 Phase 3 Neuromuscular Disease Recruiting NTLA
NCT06128629 Phase 3 Transthyretin Amyloidosis (ATTR) With Cardiomyopathy Recruiting NTLA

Trials of the companies BioRadar tracks, from ClinicalTrials.gov, most advanced phase first.

Conditions studied

AmyloidosisAmyloidosis, FamilialAmyloidosis, HereditaryGenetic Disease, InbornNerve DisordersNervous System DiseaseNeurodegenerative DiseaseNeurodegenerative Disease, HereditaryNeuromuscular DiseaseNeuromuscular Diseases (NMD)PolyneuropathiesTransthyretin Amyloidosis (ATTR) With Cardiomyopathy

Other drugs acting on TTR

More from Intellia Therapeutics

Sources

Updated Oct 3, 2026. Something wrong or missing? Report it on the NTLA page.

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Data: FDA (Drugs@FDA, Purple Book, DailyMed), NIH (NCI Thesaurus, GSRS, RxNorm), ClinicalTrials.gov • Informational purposes only, not medical or investment advice. • All drugs A–Z

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