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Showing 1–24 of 103 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: ATTR Clear all
Completed Phase 1 Interventional

A Study to Characterize the Biodistribution of 124I-Labeled AT-03 in Patients With Systemic Amyloidosis

NCT05201911
View directory record Official record
Conditions
Amyloidosis; Systemic
Interventions
124I-AT03
Drug
Lead sponsor
Attralus, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Knoxville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 14, 2022 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting No phase listed Observational

The CARDIO-TTRansform Scintigraphy Sub-study

NCT06073587
View directory record Official record
Conditions
Transthyretin-Mediated Amyloid Cardiomyopathy (ATTR-CM)
Interventions
Scintigraphy scan
Diagnostic Test
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
4
States / cities
New York, New York • Durham, North Carolina • Cleveland, Ohio + 1 more
Source: ClinicalTrials.gov public record
Updated Nov 27, 2025 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 2Phase 3 Interventional Results available

The Effect of Diflunisal on Familial Amyloidosis

NCT00294671
View directory record Official record
Conditions
Familial Amyloid Polyneuropathy, Familial Amyloidosis
Interventions
diflunisal, placebo
Drug · Other
Lead sponsor
Boston University
Other
Eligibility
18 Years to 75 Years
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
3
States / cities
Boston, Massachusetts • Rochester, Minnesota • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 16, 2017 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Evuzamitide in PET/CT to Measure Potential Therapeutic Response in ATTR

NCT05635045
View directory record Official record
Conditions
Transthyretin Amyloidosis
Interventions
I 124-Evuzamitide
Drug
Lead sponsor
Columbia University
Other
Eligibility
50 Years to 105 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2024
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 2 Interventional Results available

Safety and Tolerability of Patisiran (ALN-TTR02) in Transthyretin (TTR) Amyloidosis

NCT01617967
View directory record Official record
Conditions
TTR-mediated Amyloidosis
Interventions
Patisiran
Drug
Lead sponsor
Alnylam Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 18, 2024 · Synced Jul 23, 2026, 10:51 PM EDT
Terminated Not applicable Interventional Results available

Global Prevalence of ATTR-CM in Participants With HFpEF

NCT04424914
View directory record Official record
Conditions
Transthyretin Amyloid Cardiomyopathy, Heart Failure With Preserved Ejection Fraction
Interventions
Scintigraphy
Diagnostic Test
Lead sponsor
Pfizer
Industry
Eligibility
60 Years and older
Enrollment
347 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
22
States / cities
Fairhope, Alabama • Huntsville, Alabama • Miami, Florida + 11 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2024 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting No phase listed Observational

Determining the Association of TTR Stabilizing Therapy With Circulating TTR Amyloid Aggregates Over Time in Patients With ATTR-CM: Longitudinal Biomarker Study

NCT07196839
View directory record Official record
Conditions
Transthyretin (TTR) Amyloid Cardiomyopathy
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
30 Years to 80 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jan 6, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting No phase listed Observational

Bronx Transthyretin Amyloid Cardiomyopathy Database

NCT06257485
View directory record Official record
Conditions
Transthyretin Cardiac Amyloidosis, Transthyretin Amyloid Cardiomyopathy
Interventions
99mTc-pyrophosphate Single Photon Emission Computed Tomography
Diagnostic Test
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years and older
Enrollment
476 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Jan 8, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 3 Interventional Results available

Safety And Efficacy Evaluation Of Fx-1006A In Subjects With Transthyretin Amyloidosis

NCT00925002
View directory record Official record
Conditions
ATTR-PN
Interventions
Tafamidis
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
93 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

US Benchmarking Clinical Study

NCT07215715
View directory record Official record
Conditions
HFpEF - Heart Failure With Preserved Ejection Fraction, HFmrEF, ATTR-CM (Transthyretin Amyloid Cardiomyopathy), Left Ventricular Hypertrophy, Cardiac Amyloidosis
Interventions
Not listed
Lead sponsor
eMyosound SAS
Industry
Eligibility
60 Years and older
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 19, 2025 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting No phase listed Observational

An Observational Study Using Artificial Intelligence (AI) Algorithms on Electrocardiography (ECG), Point-of-care Ultrasound (POCUS), and Transthoracic Echocardiophy (TTE) to Estimate the Under-diagnosis of Transthyretin Amyloid Cardiomyopathy (ATTR-CM) Across a Diverse Range of US Health Systems.

NCT07062848
View directory record Official record
Conditions
Transthyretin (TTR) Amyloid Cardiomyopathy
Interventions
AI Toolkit for ATTR-CM Diagnosis
Diagnostic Test
Lead sponsor
Yale University
Other
Eligibility
50 Years to 95 Years
Enrollment
1,500,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
11
States / cities
San Francisco, California • New Haven, Connecticut • Detroit, Michigan + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2025 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting Phase 3 Interventional

Open-Label Safety Study of Acoramidis (AG10) in Symptomatic ATTR Participants

NCT04988386
View directory record Official record
Conditions
Amyloid Cardiomyopathy, Transthyretin-Related
Interventions
Acoramidis (AG10)
Drug
Lead sponsor
Eidos Therapeutics, a BridgeBio company
Industry
Eligibility
18 Years to 90 Years
Enrollment
389 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
26
States / cities
Los Angeles, California • Aurora, Colorado • Chicago, Illinois + 21 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Jul 23, 2026, 10:51 PM EDT
Completed No phase listed Observational Results available

A Study to Examine the Clinical Effectiveness of Tafamidis in Patients With Mixed Phenotype Hereditary Transthyretin Amyloidosis

NCT05139680
View directory record Official record
Conditions
Hereditary Transthyretin Amyloidosis (ATTRv) Cardiomyopathy (CM), Mixed Phenotype
Interventions
tafamidis
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Safety and Efficacy Study of Fx-1006A in Patients With Familial Amyloidosis

NCT00409175
View directory record Official record
Conditions
Familial Amyloid Polyneuropathy
Interventions
Fx-1006A, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
128 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 16, 2012 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting Phase 3 Interventional

CLEOPATTRA: A Research Study to Look at the Effects of Treatment With a Medicine Called Coramitug (NNC6019-0001) in People With Heart Failure Due to Transthyretin Amyloid (ATTR) Amyloidosis

NCT07207811
View directory record Official record
Conditions
Transthyretin Amyloid Cardiomyopathy (ATTR CM)
Interventions
NNC6019-0001, Placebo (NNC6019-0001)
Drug
Lead sponsor
Novo Nordisk A/S
Industry
Eligibility
18 Years and older
Enrollment
1,280 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
61
States / cities
Phoenix, Arizona • La Jolla, California • Los Angeles, California + 48 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting Phase 3 Interventional

TRITON-CM: A Study to Evaluate Nucresiran in Patients With Transthyretin Amyloidosis With Cardiomyopathy

NCT07052903
View directory record Official record
Conditions
Transthyretin Amyloidosis With Cardiomyopathy
Interventions
Nucresiran, Sterile Normal Saline (0.9% NaCl)
Drug
Lead sponsor
Alnylam Pharmaceuticals
Industry
Eligibility
18 Years to 85 Years
Enrollment
1,750 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
40
States / cities
La Jolla, California • Stanford, California • Norwich, Connecticut + 33 more
Source: ClinicalTrials.gov public record
Updated Jul 22, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting Phase 3 Interventional

Study of ALXN2220 Versus Placebo in Adults With ATTR-CM

NCT06183931
View directory record Official record
Conditions
Transthyretin Amyloid Cardiomyopathy
Interventions
ALXN2220, Placebo
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 90 Years
Enrollment
1,181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
36
States / cities
Irvine, California • La Jolla, California • Palo Alto, California + 30 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Single and Multiple Ascending Dose Study Assessing the Safety, Tolerability, PK and PD of AG10

NCT03294707
View directory record Official record
Conditions
Amyloid Cardiomyopathy, Transthyretin-Related
Interventions
AG10 oral tablet, Placebo Oral Tablet
Drug
Lead sponsor
Eidos Therapeutics, a BridgeBio company
Industry
Eligibility
18 Years to 55 Years
Enrollment
56 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Tempe, Arizona
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 3 Interventional Results available

Safety And Efficacy Evaluation Of Fx-1006a In Patients With V122i Or Wild-Type Transthyretin (TTR) Amyloid Cardiomyopathy

NCT00935012
View directory record Official record
Conditions
ATTR-CM, TTR-CM
Interventions
tafamidis
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 75 Years
Enrollment
31 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2019
U.S. locations
7
States / cities
Atlanta, Georgia • Chicago, Illinois • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Jan 4, 2021 · Synced Jul 23, 2026, 10:51 PM EDT
Completed Phase 2 Interventional

Phase 2 Study to Evaluate ALN-TTRSC (Revusiran) in Patients With Transthyretin (TTR) Cardiac Amyloidosis

NCT01981837
View directory record Official record
Conditions
TTR-mediated Amyloidosis
Interventions
ALN-TTRSC (revusiran) for subcutaneous administration
Drug
Lead sponsor
Alnylam Pharmaceuticals
Industry
Eligibility
18 Years to 80 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
3
States / cities
Boston, Massachusetts • New York, New York • Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 19, 2023 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting Phase 3 Interventional

Acoramidis Transthyretin Amyloidosis Prevention Trial in the Young (ACT-EARLY) Study in Asymptomatic Carriers of a Pathogenic TTR Variant

NCT06563895
View directory record Official record
Conditions
Amyloidosis, Amyloid Cardiomyopathy, Transthyretin Amyloidosis, Cardiomyopathies, Heart Diseases, Polyneuropathies
Interventions
Acoramidis, Placebo oral tablet
Drug
Lead sponsor
Eidos Therapeutics, a BridgeBio company
Industry
Eligibility
18 Years to 75 Years
Enrollment
587 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
39
States / cities
La Jolla, California • Los Angeles, California • San Francisco, California + 30 more
Source: ClinicalTrials.gov public record
Updated Jun 28, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Not yet recruiting No phase listed Observational Accepts healthy volunteers

PET/CT Imaging in Carriers of TTR Mutations

NCT07591038
View directory record Official record
Conditions
ATTR, ATTR Gene Mutation, Cardiomyopathy, Transthyretin Mediated Amyloidosis (ATTR)
Interventions
Iodine-124 Evuzamitide (I-124E)
Diagnostic Test
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
30 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2030
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Recruiting No phase listed Observational

ConTTRibute: A Global Observational Study of Patients With Transthyretin (TTR)-Mediated Amyloidosis (ATTR Amyloidosis)

NCT04561518
View directory record Official record
Conditions
Transthyretin-Mediated Amyloidosis, ATTR Amyloidosis
Interventions
Not listed
Lead sponsor
Alnylam Pharmaceuticals
Industry
Eligibility
Not listed
Enrollment
1,500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2033
U.S. locations
13
States / cities
La Jolla, California • Los Angeles, California • Jacksonville, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated May 28, 2026 · Synced Jul 23, 2026, 10:51 PM EDT
Active, not recruiting Phase 2 Interventional

A Study to Evaluate the Efficacy and Safety of Concomitant Use of Eplontersen and ALXN2220 Compared With Eplontersen and Placebo for Adults Participants With ATTR-CM

NCT07608354
View directory record Official record
Conditions
Transthyretin Amyloid Cardiomyopathy (ATTR-CM)
Interventions
Eplontersen, ALXN2220, Placebo
Drug · Biological · Other
Lead sponsor
AstraZeneca
Industry
Eligibility
18 Years to 85 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
24
States / cities
La Jolla, California • San Francisco, California • Stanford, California + 21 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Jul 23, 2026, 10:51 PM EDT