A Clinical Trial of Trontinemab in Participants With Early Symptomatic Alzheimer's Disease

NCT ID: NCT07170150

Last Updated: 2025-12-18

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

PHASE3

Total Enrollment

800 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-11-12

Study Completion Date

2028-06-07

Brief Summary

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The purpose of this study is to assess the efficacy and safety of trontinemab in participants with early symptomatic Alzheimer's disease (AD) (mild cognitive impairment \[MCI\] to mild dementia due to AD).

Detailed Description

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Conditions

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Alzheimers Disease

Keywords

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Early Alzheimers Disease Mild Cognitive Impairment Mild Dementia

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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Trontinemab

Participants will receive intravenous (IV) trontinemab.

Group Type EXPERIMENTAL

Trontinemab

Intervention Type DRUG

Participants will receive IV trontinemab

Placebo

Participants will receive IV placebo.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type OTHER

Participants will receive IV placebo

Interventions

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Trontinemab

Participants will receive IV trontinemab

Intervention Type DRUG

Placebo

Participants will receive IV placebo

Intervention Type OTHER

Other Intervention Names

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RO7126209

Eligibility Criteria

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Inclusion Criteria

* Willingness and ability to complete all aspects of the study (including MRI, clinical genotyping, and PET imaging or CSF as applicable) for the duration of the study. The participant should be capable of completing assessments either alone or with the help of the study partner
* Adequate visual and auditory acuity, in the investigator's judgment, sufficient to perform the neuropsychological testing (eyewear and hearing aids are permitted)
* Evidence of AD pathological process, as confirmed on amyloid PET scan. A CSF tau181/Aβ42 ratio may be used as an alternative option if amyloid PET is not available
* Probable AD dementia or MCI due to AD, also known as an Alzheimer's clinical syndrome clinical Stage 3 or Stage 4
* Screening MMSE score ≥ 22 and CDR-GS of 0.5 or 1.0
* Participant- and/or Informant-reported history of cognitive decline with gradual onset and progression over the last 1 year before screening
* A Repeatable Battery for the Assessment of Neuropsychological Status Delayed Memory Index (RBANS DMI) score of 85 or order
* Availability of a "study partner" as defined by the protocol

Exclusion Criteria

* Any evidence of a condition other than AD that may affect cognition
* History or presence of clinically significant cerebrovascular disease
* History of severe, clinically significant (persistent neurologic deficit or structural brain damage) central nervous system (CNS) trauma
* History or presence of clinically significant intracranial mass
* MRI evidence of significant cerebral abnormalities or inability to tolerate MRI procedures or contraindication to MRI
* Any other medical conditions (e.g., cardiovascular, hepatic, renal disease) which are not stable and adequately controlled or which in the opinion of the investigator could affect the participant's safety in the study or interfere with the study assessments
* History of malignancy with the following exceptions: if considered to be cured; malignancies with a negligible risk of metastasis or death
Minimum Eligible Age

50 Years

Maximum Eligible Age

90 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Hoffmann-La Roche

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Trials

Role: STUDY_DIRECTOR

Hoffmann-La Roche

Locations

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Healthy Brain Clinic

Long Beach, California, United States

Site Status RECRUITING

Oakland Clinical

Oakland, California, United States

Site Status RECRUITING

Riverside Clinical

Riverside, California, United States

Site Status RECRUITING

Cenexel California Neuroscience Research, LLC

Sherman Oaks, California, United States

Site Status RECRUITING

JEM Research LLC

Atlantis, Florida, United States

Site Status RECRUITING

K2 Medical Research-Winter Garden

Clermont, Florida, United States

Site Status RECRUITING

Visionary Investigators Network- Neurology Aventura

Miami, Florida, United States

Site Status RECRUITING

Charter Research - Winter Park/Orlando

Orlando, Florida, United States

Site Status RECRUITING

Conquest Research - Lake Nona

Orlando, Florida, United States

Site Status RECRUITING

Alzheimer's Research and Treatment Center

Stuart, Florida, United States

Site Status RECRUITING

CenExel iResearch, LLC

Decatur, Georgia, United States

Site Status RECRUITING

Center for Advanced Research & Education

Gainesville, Georgia, United States

Site Status RECRUITING

Adams Clinical Watertown

Watertown, Massachusetts, United States

Site Status RECRUITING

Quest Research Institute

Farmington Hills, Michigan, United States

Site Status RECRUITING

The Cognitive and Research Center of New Jersey

Springfield, New Jersey, United States

Site Status RECRUITING

Summit Research Network Inc.

Portland, Oregon, United States

Site Status RECRUITING

Flourish Research ? Philadelphia

Plymouth Meeting, Pennsylvania, United States

Site Status RECRUITING

Kerwin Medical Center

Dallas, Texas, United States

Site Status RECRUITING

Mt.Olympus Medical Research

Katy, Texas, United States

Site Status RECRUITING

Re:Cognition Health

Fairfax, Virginia, United States

Site Status RECRUITING

Royal Prince Alfred Hospital

Camperdown, New South Wales, Australia

Site Status RECRUITING

Southern Neurology

Kogarah, New South Wales, Australia

Site Status RECRUITING

KaRa Institute of Neurological Diseases

Macquarie Park, New South Wales, Australia

Site Status RECRUITING

Box Hill Hospital

Box Hill, Victoria, Australia

Site Status RECRUITING

Okanagan Clinical Trials

Kelowna, British Columbia, Canada

Site Status RECRUITING

The Ottawa Memory Clinic

Ottawa, Ontario, Canada

Site Status RECRUITING

Kawartha Centre - Redefining Healthy Aging

Peterborough, Ontario, Canada

Site Status RECRUITING

Aalborg Universitetshospital

Aalborg, , Denmark

Site Status RECRUITING

Aarhus Universitetshospital Skejby

Aarhus N, , Denmark

Site Status RECRUITING

Rigshospitalet, Hukommelsesklinikken

København Ø, , Denmark

Site Status RECRUITING

Groupement Hospitalier Est - Hôpital Neurologique

Bron, , France

Site Status RECRUITING

Hopital Gui de Chauliac

Montpellier, , France

Site Status RECRUITING

Ch Pitie Salpetriere

Paris, , France

Site Status RECRUITING

CHU de Rouen Hopital

Rouen, , France

Site Status RECRUITING

Hop Guillaume Et Rene Laennec

Saint-Herblain, , France

Site Status RECRUITING

Ambulates Gesundheitszentrum der Charité GmbH

Berlin, , Germany

Site Status RECRUITING

ECRC Experimental and Clinical Research Center, Charité Campus Berlin Buch, Memory Clinic

Berlin, , Germany

Site Status RECRUITING

Universitätsklinikum Köln

Cologne, , Germany

Site Status RECRUITING

Medizinische Fakultät Carl Gustav Carus

Dresden, , Germany

Site Status RECRUITING

Brain Attack Center Ota Memorial Hospital

Hiroshima, , Japan

Site Status RECRUITING

National Hospital Organization Hiroshima-Nishi Medical Center

Hiroshima, , Japan

Site Status RECRUITING

Kobe University Hospital

Hyōgo, , Japan

Site Status RECRUITING

Kagawa University Hospital

Kagawa, , Japan

Site Status RECRUITING

Okayama City Hospital

Okayama, , Japan

Site Status RECRUITING

Rijikai Medical Corporation Katayama Medical Clinic

Okayama, , Japan

Site Status RECRUITING

Kotobuki Social Medical Corporation Tominaga Clinic

Osaka, , Japan

Site Status RECRUITING

Higashi-Shinjuku Clinic

Tokyo, , Japan

Site Status RECRUITING

O?rodek Badawczo-Naukowo-Dydaktyczny Chorób Ot?piennych w ?cinawie

?cinawa, , Poland

Site Status RECRUITING

Uniwersytet Medyczny w Lodzi

?ód?, , Poland

Site Status RECRUITING

Podlaskie Centrum Psychogeriatrii

Bia?ystok, , Poland

Site Status RECRUITING

Szpital Uniwersytecki w Krakowie

Krakow, , Poland

Site Status RECRUITING

Senior Sp. Z O.O. Poradnia Psychogeriatryczna

Sopot, , Poland

Site Status RECRUITING

NeuroProtect

Warsaw, , Poland

Site Status RECRUITING

Pusan National University Hospital

Busan, , South Korea

Site Status RECRUITING

Ajou University Medical Center

Gyeonggi-do, , South Korea

Site Status RECRUITING

St. Vincent's Hospital

Gyeonggi-do, , South Korea

Site Status RECRUITING

Inha University Hospital

Incheon, , South Korea

Site Status RECRUITING

Hanyang University Seoul Hospital

Seoul, , South Korea

Site Status RECRUITING

Asan Medical Center

Seoul, , South Korea

Site Status RECRUITING

Ewha Womans University Hospital (Seoul)

Seoul, , South Korea

Site Status RECRUITING

Fundación ACE

Barcelona, , Spain

Site Status RECRUITING

Hospital de la Santa Creu i Sant Pau

Barcelona, , Spain

Site Status RECRUITING

Hospital Virgen del Rocío

Seville, , Spain

Site Status RECRUITING

Hospital Universitario la Fe

Valencia, , Spain

Site Status RECRUITING

ReMind UK

Bath, , United Kingdom

Site Status RECRUITING

Re:Cognition Health Birmingham

Birmingham, , United Kingdom

Site Status RECRUITING

Scottish Brain Sciences

Edinburgh, , United Kingdom

Site Status RECRUITING

Queen Elizabeth University Hospital Glasgow

Glasgow, , United Kingdom

Site Status RECRUITING

St George?s Hospital

London, , United Kingdom

Site Status RECRUITING

UCL Institute of Neurology

London, , United Kingdom

Site Status RECRUITING

Manchester Mental Health and Social Care Trust

Manchester, , United Kingdom

Site Status RECRUITING

Warneford Hospital

Oxford, , United Kingdom

Site Status RECRUITING

Lancashire and South Cumbria NHS Foundation Trust

Preston, , United Kingdom

Site Status RECRUITING

Southampton University Hospitals NHS Trust

Southampton, , United Kingdom

Site Status RECRUITING

Countries

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United States Australia Canada Denmark France Germany Japan Poland South Korea Spain United Kingdom

Central Contacts

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Reference Study ID Number: WN45447 https://forpatients.roche.com/

Role: CONTACT

Phone: 888-662-6728

Email: [email protected]

Other Identifiers

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WN45447

Identifier Type: -

Identifier Source: org_study_id