MedPath

Efficacy and Safety of 3 Doses of S47445 Versus Placebo in Patients With Alzheimer's Disease at Mild to Moderate Stages With Depressive Symptoms

Phase 2
Completed
Conditions
Alzheimer's Disease
Interventions
Drug: S47445 5mg
Drug: S47445 15mg
Drug: S47445 50mg
Drug: Placebo
Registration Number
NCT02626572
Lead Sponsor
Institut de Recherches Internationales Servier
Brief Summary

The purpose of this trial is to assess the efficacy and safety of S47445 versus placebo in patients with Alzheimer's disease at mild to moderate stages with depressive symptoms. An optional 28-week extension period will be performed to evaluate safety/tolerance and efficacy of S47445 in co-administration with donepezil.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
500
Inclusion Criteria
  • Out-patients
  • Able to perform neuropsychological tests
  • Have a responsible informant
  • DSM-IV-TR criteria for Dementia of the Alzheimer's Disease Type
  • Mini mental State Examination (MMSE) = 15-24 both inclusive
  • National Institute of Mental Health (NIMH) provisional criteria for depression in AD (NIMH-dAD)
  • Cornell Scale for Depression in Dementia total score > or = 8
  • Patients who have never been treated with AD treatments or patients who have stopped AD treatment whatever the reason
  • Patients either not currently treated with an antidepressant or patients being treated with an antidepressant at the recommended dose for at least 8 weeks without clinical efficacy, who can stop this treatment according to the investigator's opinion.
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Exclusion Criteria
  • Patients not able to read or write
  • Patients having participated in a study testing disease modifying therapy for AD, or in another study with administration of investigational drug or device within the previous 3 months prior to selection visit
  • Depressive symptoms that, in investigator's judgment, are clearly due to a medical condition other than AD, or are a direct result of non-mood related dementia symptoms
  • History of epilepsy or solitary seizure
  • Medical history of Major Depressive Disorder more than 3 years before onset of the disease, treated with antidepressive drugs or electroconvulsive therapy
  • Severe or unstable disease of any type that could interfere with safety and efficacy assessments
  • Alcohol abuse or drug abuse or addiction, as judged by the clinician (excluding nicotine)
  • Clinically relevant lactose intolerance
  • Antidepressant treatment not stopped for at least 3 weeks before inclusion
  • Significant worsening of depressive symptoms or high suicidal risk according to investigator's judgment
  • For optional extension phase: medically instable Chronic Obstructive Pulmonary Disease and asthma, known hypersensitivity to donepezil hydrochloride or piperidine derivatives
Read More

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
S47445 5mgS47445 5mg-
S47445 15mgS47445 15mg-
S47445 50mgS47445 50mg-
PlaceboPlacebo-
Primary Outcome Measures
NameTimeMethod
Change from baseline on 11-item ADAS-Cog24 weeks of treatment

Cognition criterion

Secondary Outcome Measures
NameTimeMethod
Cognition: 13-item ADAS-Cogbaseline, week 4, week 12, week 24, week 38 and week 52

Other secondary efficacy criteria

Behavioural signs and symptoms: Neuropsychiatric Inventory (NPI)baseline, week 4, week 12, week 24 and week 52

Other secondary efficacy criteria

Global Clinic Assessment of Change: Alzheimer's Disease Cooperative Studies-Clinical Global Impression of Change (ADCS-CGIC)baseline, week 24 and week 52

Other secondary efficacy criteria

Functionality: Gait task (GT), measure of speed of walking (unit= meters/ seconds)baseline, week 4, week 12, week 24, week 38 and week 52

Other secondary efficacy criteria

Vital signs: heart ratebaseline, week 4, week 12, week 24, week 38 and week 52

Safety criterion

Cornell Scale for Depression in Dementia (CSDD, suicide item - item 16)baseline, week 4, week 12, week 24, week 28, week 38 and week 52

Safety criterion

Vital signs: body weightbaseline, week 12, week 24, week 38 and week 52

Safety criterion

Adverse eventsthrough study completion, an average of 1 year

Safety criterion

Vital signs: body temperaturebaseline, week 4, week 12, week 24, week 38 and week 52

Safety criterion

Biological laboratory parameters: number of participants with abnomal laboratory valuesbaseline, week 4, week 12, week 24, week 38 and week 52

Safety criterion

Activities of Daily Living: Disability Assessment for Dementia (DAD)baseline, week 12, week 24 and week 52

Key secondary efficacy criterion

Cognition: Mini-Mental State Examination (MMSE)baseline, week 12, week 24 and week 52

Other secondary efficacy criteria

Depressive symptoms: Cornell Scale for Depression in Dementia (CSDD)baseline, week 4, week 12, week 24, week 38 and week 52

Other secondary efficacy criteria

Vital signs: blood pressurebaseline, week 4, week 12, week 24, week 38 and week 52

Safety criterion

12-lead ECGbaseline, week 4, week 12, week 24, week 38 and week 52

Safety criterion

Trial Locations

Locations (73)

Centro de Estudios Clinicos Y Especialidades Medicas Sc

🇲🇽

Monterrey, Mexico

Nzoz Centrum Kultury, Higieny I Zdrowia Psychicznego

🇵🇱

Bydgoszcz, Poland

Osrodek Alzheimerowski Sp. z o.o.

🇵🇱

Scinawa, Poland

Private practice

🇸🇰

Bratislava, Slovakia

Hospital Oswaldo Cruz

🇧🇷

Recife, Brazil

Hospital Universitario Walter Cantidio

🇧🇷

Fortaleza, Brazil

Trial Tech Tecnologia em Pesquisa com Medicamentos

🇧🇷

Curitiba, Brazil

Hospital das Clinicas de Porto Alegre

🇧🇷

Porto Alegre, Brazil

Clinilive - Centro de Pesquisas Clinicas

🇧🇷

Maringa, Brazil

UNIFESP - Universidade Federal de Sao Paulo

🇧🇷

Sao Paulo, Brazil

Medical University of Sofia, Aleksandrovska hospital

🇧🇬

Sofia, Bulgaria

Instituto Américo Bairral de Psiquiatria, Centro de Pesquisa

🇧🇷

Sao Paulo, Brazil

UMHAT Sveti Georgi

🇧🇬

Plovdiv, Bulgaria

National Hospital of Cardiology

🇧🇬

Sofia, Bulgaria

University Hospital Sveti Naum, Clinic of Neurology

🇧🇬

Sofia, Bulgaria

MHAT Sveta Marina

🇧🇬

Varna, Bulgaria

Clínica Oriente

🇨🇱

Antofagasta, Chile

Biomedica Research Group

🇨🇱

Santiago, Chile

Especialidades Medicas LYS

🇨🇱

Santiago, Chile

Hospital Santiago Oriente

🇨🇱

Santiago, Chile

Saint Anne s.r.o. Psychiatricka ambulance

🇨🇿

Brno, Czechia

Bialbi s.r.o.

🇨🇿

Litomerice, Czechia

Brain-Soultherapy s.r.o.

🇨🇿

Kladno, Czechia

CLINTRIAL s.r.o.

🇨🇿

Praha, Czechia

Neuropsychiatrisches Facharztzentrum Stiepel

🇩🇪

Bochum, Germany

ISPG Institut für Studien zur Psychischen Gesundheit

🇩🇪

Mannheim, Germany

Pharmakologisches Studienzentrum Chemnitz GmbH

🇩🇪

Mittweida, Germany

Somni Bene, Institut fuer Medizinische Forschung und Schlafmedizin Schwerin GmbH

🇩🇪

Schwerin, Germany

Universitaetsklinik ULM, Poliklinik Neurologie

🇩🇪

Ulm, Germany

Semmelweis Egyetem Neurologiai Klinika

🇭🇺

Budapest, Hungary

Vaszary Kolos Korhaz Esztergom Neurologiai Osztaly

🇭🇺

Esztergom, Hungary

Kenezy Gyula Korhaz es Rendelointezet

🇭🇺

Debrecen, Hungary

Petz Aladar Megyei Oktato Korhaz Pszihiatriai, Mentalhygienes es Addiktologiai Osztaly

🇭🇺

Gyor, Hungary

B-A-Z Megyei Korhaz es Egyetemi Oktato Korhaz Stroke, Er- es Neurologiai, Toxikologiai Osztaly

🇭🇺

Miskolc, Hungary

Josa Andras Oktatokorhaz Pszihiatriai Osztaly

🇭🇺

Nyiregyhaza, Hungary

Pecsi Tudomanyegyetem, Klinikai Kozpont Pszich. es Pszichoter. Klinika

🇭🇺

Pecs, Hungary

Szent-Gyorgyi Albert Klinikai Kozpont Pszichiatriai Klinika

🇭🇺

Szeged, Hungary

Memory Clinic Ochanomizu

🇯🇵

Bunkyo-ku, Japan

Fejer Megyei Szent Gyorgy Egyetemi Oktato Korhaz Pszichiatriai Osztaly

🇭🇺

Szekesfehervar, Hungary

Showakai Clinic

🇯🇵

Kagoshima-shi, Japan

Rainbow & Sea Hospital

🇯🇵

Karatsu-shi, Japan

Kokan Clinic

🇯🇵

Kawasaki-shi, Japan

Nakano General Hospital

🇯🇵

Nakano-ku, Japan

Seishinkai Okehazama Hospital

🇯🇵

Toyoake-shi, Japan

Instituto Biomedico de Investigacion

🇲🇽

Aguascalientes, Mexico

University Hospital of Saltillo

🇲🇽

Saltillo, Mexico

Hospital Universitario de Nuevo León

🇲🇽

Nuevo León, Mexico

Krakowska Akademia Neurologii Centrum Neurologii Klinicznej

🇵🇱

Krakow, Poland

NZOZ Neuromed M. i M. Nastaj Sp. Partnerska

🇵🇱

Lublin, Poland

SENIOR Poradnia Psychogeriatryczna

🇵🇱

Sopot, Poland

Centrum Medyczne Neuroprotect

🇵🇱

Warszawa, Poland

Interregional Clinico-Diagnostical Centre

🇷🇺

Kazan, Russian Federation

First Moscow State Medical University n.a.I.M. Sechenov Clinic of Neurology

🇷🇺

Moscow, Russian Federation

Scientific Center of Mental Health Sect of AD and associated disord. Dpt of gerontopsychiatry

🇷🇺

Moscow, Russian Federation

Scientific Center of Mental Health Sect of psychosis of elderly ages Dpt of gerontopsychiatry

🇷🇺

Moscow, Russian Federation

City geriatric medico-social centre

🇷🇺

St. Petersburg, Russian Federation

Medical Military Academy n.a.S.M.Kirov

🇷🇺

St. Petersburg, Russian Federation

Psychoneuropathology Dispensary N 10

🇷🇺

St. Petersburg, Russian Federation

Co Ltd "LION-MED"

🇷🇺

Voronezh, Russian Federation

INVESTA, spol. s r. o. Psychiatricka ambulancia

🇸🇰

Kosice, Slovakia

NsP Svatej Barbory Psychiatricke oddelenie

🇸🇰

Roznava, Slovakia

Flexivest Fourteen Research Centre

🇿🇦

Cape Town, South Africa

Apollo Clinical Research

🇿🇦

Johannesburg, South Africa

Umhlanga Hospital

🇿🇦

Durban, South Africa

Excellentis Clinical Trial Consultants

🇿🇦

George, South Africa

Denmar Hospital

🇿🇦

Pretoria, South Africa

Somerset West Trial Centre

🇿🇦

Somerset West, South Africa

Klinikum Altenburger Land GmbH Neurologische Klinik

🇩🇪

Altenburg, Germany

FORBELI s.r.o., Neurologicka ambulance

🇨🇿

Praha, Czechia

Social Medical Corporation Kojunkai Daido Hospital

🇯🇵

Nagoya, Japan

AD71 s.r.o. Psychiatricka ambulance - Sudkova

🇨🇿

Praha, Czechia

Universitaetsklinikum des Saarlandes, Klinik für Psychiatrie und Psychotherapie

🇩🇪

Homburg / Saar, Germany

Iatros International

🇿🇦

Bloemfontein, South Africa

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