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NCT07284472PHASE2, PHASE3Recruiting

Safety and Efficacy of EXV-802 and EXV-801 in the Treatment of Agitation in Alzheimer's Disease Dementia

Exciva GmbH

Start Date

2/2/2026

Completion Date

2/1/2029

Summary

The goal of this clinical trial is to evaluate the safety and efficacy of EXV-802 and EXV-801 in treatment of agitation in participants with Alzheimer's Disease dementia.

Detailed Description

This is a Phase 2/3 multicenter, double-blind, placebo-controlled, three-arm, multicenter study evaluating the safety and efficacy of EXV-802 and EXV-801 in treatment of agitation in participants with Alzheimer's Disease dementia. The diagnosis of agitation will be based on the consensus definition for agitation in patients with cognitive disorders developed by te International Psychogeriatric Association (IPA) Agitation Definition Work Group as well as neuroimaging performed after onset of dementia symptoms and a Core 1 AD biomarker. The study will be conducted at up to 60 centers in the US, Canada and Europe.. Screening will occur within approximately 4 weeks prior to randomization. Following screening procedures for assessment of inclusion and exclusion criteria, eligible participants will be randomized into the study. Approximately 100 patients per arm will be randomized (300 total).

Eligibility Criteria

Age Range: 55 years to 90 years

Inclusion criteria: 1. The participant is an adult male or female between the ages of 55 to 90 years inclusively, who can move around by themselves, with a walker or a wheelchair. 2. A previously established diagnosis of AD dementia. 3. The participant has clinically significant, moderate/severe agitation at the time of screening and for at least 2 weeks prior to randomization 4. The diagnosis of agitation must meet the International Psychogeriatric Association (IPA) provisional definition of agitation. 5. Caregiver who is able and willing to comply with all required study procedures and who is in contact with the participant at least on four individual days for at least two hours per day. Exclusion criteria: 1. The participant has a confirmed primary diagnosis of a dementia-related disease other than AD dementia. 2. The participant has symptoms of agitation that are not secondary to AD dementia 3. The participant has a history of uncontrolled seizures or a history of epilepsy. 4. The participant has a major medical illness or unstable medical condition

Interventions

DRUG

EXV-802

DRUG

Placebo

DRUG

EXV-801

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Conditions

Agitation Associated With Alzheimer's Disease Dementia

Locations

Esperanza Clinical

Murrieta, California 92562

United States

Josephson Wallack Munshower Neurology PC

Indianapolis, Indiana 46260

United States

Precise Research Centers

Flowood, Mississippi 39232

United States

Galen Research LLC

Chesterfield, Missouri 63005

United States

Integrative Clinical Trials

Brooklyn, New York 11229

United States

Manhattan Behavioral Medicine

New York, New York 10036

United States

Insight Clinical Trials

Independence, Ohio 44131

United States

Oregon Health & Science University

Portland, Oregon 97239

United States

The Memory Clinic

Bennington, Vermont 05201

United States

Sunnybrook Health Sciences Centre

North York, Ontario M4N 3M5

Canada

Baycrest Centre for Geriatric Care

North York, Ontario M6A 2E1

Canada

Kawartha Centre

Peterborough, Ontario K9H 294

Canada

Ontario Shores Centre for Mental Health Sciences

Whitby, Ontario L1N 5S9

Canada

Brain-Soultherapy s.r.o.

Kladno, Central Bohemia 272 01

Czechia

NeuropsychiatrieHK, sro

Hradec Králové, Hradec Králové Region 500 02

Czechia

Psychiatrie-Ambulance s.r.o

Pilsen, Plzeň Region 301 00

Czechia

FNUSA - St. Anne's University Hospital Brno

Brno, South Moravian 602 00

Czechia

Medicum Gesundheitszentrum Flugfeld - Praxis Bischof & Secheres

Böblingen, Baden-Wurttemberg 71034

Germany

Curiositas ad sanum Studien und Beratungs GmbH

Ebersberg, Bavaria 85560

Germany

TUM Klinikum rechts der Isar

München, Bavaria 81675

Germany

Praxis Dr. med. Kirsten Hahn

Berlin, State of Berlin 13187

Germany

Azienda Ospedaliera Universitaria Policlinico Tor Vergata

Rome, Lazio 00133

Italy

Universita degli Studi di Roma ''La Sapienza" - Azienda Ospedaliera Sant'Andrea

Rome, Lazio 00189

Italy

Azienda Ospedaliera Cardinale Giovanni Panico

Tricase, Lecce 73039

Italy

IRCCS Istituto Centro San Giovanni di Dio Fatebenefratelli

Brescia, Lombardy 25125

Italy

Fondazione IRCCS Ca' Granda Ospedale Maggiore Policlinico - Main Campus

Milan, Lombardy 20122

Italy

Azienda Ospedaliera Universitaria Policlinico Paolo Giaccone

Palermo, Sicily 90127

Italy

Centrum Medyczne HCP Sp. z o.o.

Poznan, Greater Poland Voivodeship 61-485

Poland

Krakowska Akademia Neurologii

Krakow, Lesser Poland Voivodeship 31-505

Poland

NZOZ Wroclawskie Centrum Alzheimerowskie

Wroclaw, Lower Silesian Voivodeship 53-659

Poland

FutureMeds Wroclaw

Wroclaw, Lower Silesian Voivodeship 53-673

Poland

NZOZ Neuromed M. i M. Nastaj Spolka Partnerska

Lublin, Lublin Voivodeship 20-064

Poland

RCMed Oddzial Sochaczew

Sochaczew, Masovian Voivodeship 69-500

Poland

ETG Neuroscience Sp. z o.o.

Warsaw, Masovian Voivodeship 02-677

Poland

Silmedic Sp. z o.o.

Katowice, Silesian Voivodeship 40-282

Poland

Clinhouse Sp. z o.o.

Zabrze, Silesian Voivodeship 41-807

Poland

Velocity Clinical Research, Staszów

Staszów, Świętokrzyskie Voivodeship 28-200

Poland

MUDr. Beata Dupejova, Neurologicka Ambulancia S.r.o.

Banská Bystrica, Banská Bystrica Region 974 04

Slovakia

Univerzitna nemocnica Bratislava

Bratislava, Bratislava Kraj 813 69

Slovakia

EPAMED s r.o.

Košice, Košice Region 040 11

Slovakia

Crystal Comfort S.R.O.

Vranov nad Topľou, Presov 093 01

Slovakia

Medicinske Centrum Konzilium, s.r.o.

Dubnica nad Váhom, Trenčín Region 018 41

Slovakia

Hospital Victoria Eugenia Cruz Roja Sevilla

Seville, Andalusia 41009

Spain

Hospital Universitario Rio Hortega

Valladolid, Castille and León 47012

Spain

Hospital Virgen de la Concha

Zamora, Castille and León 49029

Spain

Hospital Universitari Germans Trias i Pujol

Barcelona, Catalonia 08916

Spain

Hospital Clinico San Carlos

Madrid, 28040

Spain

Scottish Brain Sciences

Edinburgh, Midlothian EH12 5PJ

United Kingdom

Scottish Brain Sciences

Aberdeen, North East Scotland AB25 2XE

United Kingdom