Clinical trial • Phase II • Neurology

MK-1167 for Alzheimer's disease dementia

Phase II trial of MK-1167 for Alzheimer's disease dementia.

Overview

Trial Therapeutic Area
Neurology
Trial Disease
Alzheimer's disease dementia
Trial Stage
Phase II
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
12-11-2024
First CTIS Authorization Date
18-03-2025

Trial design

Randomised, placebo to mk-1167 (placebo comparator). no dose or schedule for mk-1167 or placebo specified in the available ctis entries.-controlled Phase II trial in Italy, Netherlands, Spain.

Randomised
Yes
Comparator
Placebo to MK-1167 (placebo comparator). No dose or schedule for MK-1167 or placebo specified in the available CTIS entries.
Target Sample Size
271
Trial Duration For Participant
168

Eligibility

Recruits 271 isVulnerablePopulationSelected: false; the study requires a designated study partner for each participant to provide information on function/behaviour. Informed consent documentation for multiple countries includes legal representative and trial partner forms (e.g. L1_ICF_Main legal representative_NLD_NL_IN-RFI005_for pub; L1_ICF_Main consent files for ITA/NLD/ESP; L1_ICF_FBR consent files), indicating provisions for obtaining consent from a legal representative or trial partner where applicable..

Vulnerable Population
isVulnerablePopulationSelected: false; the study requires a designated study partner for each participant to provide information on function/behaviour. Informed consent documentation for multiple countries includes legal representative and trial partner forms (e.g. L1_ICF_Main legal representative_NLD_NL_IN-RFI005_for pub; L1_ICF_Main consent files for ITA/NLD/ESP; L1_ICF_FBR consent files), indicating provisions for obtaining consent from a legal representative or trial partner where applicable.

Inclusion criteria

  • {"criterion_text":"-Has mild to moderate Alzheimer’s Disease (AD) dementia (ie, Stage 4 or Stage 5 AD) based on the Alzheimer’s Association Revised Criteria for Diagnosis and Staging of Alzheimer's Disease"}
  • {"criterion_text":"-Has a Mini-Mental State Examination (MMSE) score of 12 to 24 (inclusive)"}
  • {"criterion_text":"-Is using acetylcholinesterase inhibitors (AChEI) therapy for management of AD dementia"}
  • {"criterion_text":"-Has a designated study partner who can fulfill the requirements of this study. The study partner will need to spend sufficient time with the participant to be familiar with their overall function and behavior and be able to provide adequate information about the participant needed for the study including, knowledge of functional and basic activities of daily life, work/educational history, cognitive performance, emotional/psychological state, and general health status"}

Exclusion criteria

  • {"criterion_text":"-Has a known history of stroke or cerebrovascular disease"}
  • {"criterion_text":"-Has diagnosis of a clinically relevant central nervous system (CNS) disease other than AD dementia or other condition that negatively impacts cognition or cognitive status chronically"}
  • {"criterion_text":"-Has structural brain disease"}
  • {"criterion_text":"-Has a history of seizures or epilepsy"}
  • {"criterion_text":"-Has any other major CNS trauma, or infections that affect brain function (eg, Human immunodeficiency virus (HIV), syphilis, and/or neurological sequelae of Coronavirus disease caused by severe acute respiratory syndrome coronavirus 2 (COVID-19), including impact on cognition)"}
  • {"criterion_text":"-Has major medical illness or unstable medical condition"}
  • {"criterion_text":"-Has a history of malignancy"}
  • {"criterion_text":"-Resides in a nursing home or assisted care facility with need for direct continuous medical care and nursing supervision (with protocol-specified exceptions)"}
  • {"criterion_text":"-Has liver disease, including but not limited to chronic viral hepatitis, nonviral hepatitis, cirrhosis, malignancies, autoimmune liver diseases"}

Endpoints

Primary endpoints

  • {"endpoint_text":"-Change From Baseline in the Alzheimer's Disease Assessment Scale-11-item Cognitive Subscale (ADAS-Cog11) Total Score at Week 24","definition_or_measurement_approach":"Change from baseline measured by the ADAS-Cog11 total score at Week 24."}
  • {"endpoint_text":"-Number of participants who experience one or more adverse events (AEs)","definition_or_measurement_approach":"Count of participants reporting one or more adverse events during the study period."}
  • {"endpoint_text":"-Number of participants who discontinue study intervention due to an AE","definition_or_measurement_approach":"Count of participants who discontinue the study intervention because of one or more adverse events."}

Secondary endpoints

  • {"endpoint_text":"-Alzheimer's Disease Cooperative Study Clinical Global Impression of Change (ADCS-CGIC) Overall Score at Week 24","definition_or_measurement_approach":"ADCS-CGIC overall score assessed at Week 24."}
  • {"endpoint_text":"-Change From Baseline in The Alzheimer's Disease Cooperative Study Activities of Daily Living (ADCS-ADL) Total Score at Week 24","definition_or_measurement_approach":"Change from baseline in ADCS-ADL total score measured at Week 24."}
  • {"endpoint_text":"-Change From Baseline in the ADAS-Cog11 Total Score at Week 12","definition_or_measurement_approach":"Change from baseline measured by the ADAS-Cog11 total score at Week 12."}
  • {"endpoint_text":"-ADCS-CGIC Overall Score at Week 12","definition_or_measurement_approach":"ADCS-CGIC overall score assessed at Week 12."}
  • {"endpoint_text":"-Change From Baseline in the ADCS-ADL Total Score at Week 12","definition_or_measurement_approach":"Change from baseline in ADCS-ADL total score measured at Week 12."}

Recruitment

Registry Or Advocacy Recruitment
Yes
Digital Remote Recruitment
Yes
Planned Sample Size
271
Recruitment Window Months
27
Consent Approach
Informed consent obtained using country-specific ICFs. Main consent forms and data privacy forms available for Italy, Netherlands and Spain (e.g. L1_ICF_Main consent files for ITA/NLD/ESP). Legal representative and trial partner consent/information forms are available (e.g. L1_ICF_Main legal representative_NLD, L1_ICF_Main trial partner files, L1_ICF_FBR consent), indicating processes for consent by participant or by legal representative/trial partner where applicable. Documents available in country languages (Italian, Dutch, Spanish) and English versions for recruitment materials/web content.

Methods

  • Study website materials (K2_Recruitment Doc Website files exist for multiple countries/languages)
  • Posters (K2_Recruitment Doc Poster)
  • Brochures (K2_Recruitment Doc Brochure)
  • Patient flyer (K2_Recruitment Doc Patient Flyer)
  • Study fact sheet (K2_Recruitment Doc Study Fact Sheet_NLD)
  • Material items described (pillbox, bag) for recruitment materials (country-specific K2 documents)
  • Use of patient organisation as site/partner (Fundacio Ace in Spain)
  • Call center and medical services support via Parexel (noted as 'EUB Services (call center and medical services)')

Geography

Total Number Of Sites
17
Total Number Of Participants
79

Italy

Earliest CTIS Part Ii Submission Date
11-03-2025
Latest Decision Or Authorization Date
15-09-2025
Processing Time Days
188
Number Of Sites
5
Number Of Participants
21

Sites

Site Name
Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Department Name
UOC Medicina Interna Geriatrica
Contact Person Name
Francesco Landi
Site Name
Fondazione IRCCS Ca Granda Ospedale Maggiore Policlinico
Department Name
UOSD Malattie Neurodegenerative
Contact Person Name
Andrea Arighi
Site Name
Provincia Lombardo Veneta Dell’Ordine Ospedaliero Di San Giovanni Di Dio Fatebenefratelli
Department Name
Unità di Neuroimmagine e Epidemiologia Alzheimer
Contact Person Name
Samantha Galluzzi
Contact Person Email
sgalluzzi@fatebenefratelli.eu
Site Name
Ospedale San Raffaele S.r.l.
Department Name
UO di Riabilitazione Specialistica Disturbi Cognitivi e Motori
Contact Person Name
Sandro Iannaccone
Contact Person Email
iannaccone.sandro@hsr.it
Site Name
Fondazione IRCCS San Gerardo Dei Tintori
Department Name
Dipartimento di Neuroscienze
Contact Person Name
Fulvio Da Re

Netherlands

Earliest CTIS Part Ii Submission Date
20-02-2025
Latest Decision Or Authorization Date
08-09-2025
Processing Time Days
200
Number Of Sites
4
Number Of Participants
17

Sites

Site Name
Brain Research Center Zwolle B.V.
Department Name
Brain Research centrum
Contact Person Name
Jort (E.G.B) Vijverberg
Site Name
Brain Research Center Amsterdam B.V.
Department Name
Brain Research centrum
Contact Person Name
Jort (E.G.B) Vijverberg
Site Name
PreCare Trial & Recruitment B.V.
Department Name
PT&R BV
Contact Person Name
Vivienne van de Walle
Contact Person Email
info@ptr.nu
Site Name
Brain Research Center Den Bosch B.V.
Department Name
Brain Research centrum
Contact Person Name
Jort (E.G.B) Vijverberg

Spain

Earliest CTIS Part Ii Submission Date
03-02-2025
Latest Decision Or Authorization Date
15-09-2025
Processing Time Days
224
Number Of Sites
8
Number Of Participants
41

Sites

Site Name
Oroitu S.L.
Department Name
Neurology
Contact Person Name
Manuel Fernandez Martinez
Contact Person Email
centrocaeoroitu@oroitu.com
Site Name
Hospital Universitario Virgen De La Macarena
Department Name
Neurology
Contact Person Name
Felix Viñuela Fernandez
Contact Person Email
fvinuela@us.es
Site Name
Hospital Universitario 12 De Octubre
Department Name
Neurology
Contact Person Name
Alberto Villarejo Galende
Site Name
Hospital Universitario Y Politecnico La Fe
Department Name
Neurology
Contact Person Name
Miquel Baquero Toledo
Contact Person Email
baquero_miq@gva.es
Site Name
Hospital Universitari Vall D Hebron
Department Name
Neurology
Contact Person Name
Maria Pilar Delgado Martinez
Contact Person Email
mpilar.delgado@vallhebron.cat
Site Name
Fundacio Ace Institut Catala De Neurociencies Aplicades
Department Name
Neurology
Contact Person Name
Juan Pablo Tartari Diaz Zorita
Contact Person Email
jptartari@fundacioace.org
Site Name
Hospital De La Santa Creu I Sant Pau
Department Name
Neurology
Contact Person Name
Juan Fortea Ormaechea
Contact Person Email
jforteaac@santpau.cat
Site Name
Additional Spanish site (listed in Part II)
Department Name
Neurology

Sponsor

Primary sponsor

Full Name
Merck Sharp & Dohme LLC
Organisation Type
Pharmaceutical company
Country Of Registered Address
United States

Contract research organisations

Name
Parexel International Corp.
Responsibilities
EUB Services (call center and medical services)
Name
Fortrea Inc.
Responsibilities
code: 1
Name
Almac Clinical Services LLC
Responsibilities
code: 3
Name
Bioclinica Inc.
Responsibilities
MRI Vendor / ECG Vendor
Name
WCG Clinical Inc.
Responsibilities
ECOA and Rater Training
Name
Labcorp Central Laboratory Services SARL
Responsibilities
central laboratory services (code: 4)

Third parties

  • {"country":"Switzerland","full_name":"Labcorp Central Laboratory Services SARL","duties_or_roles":"code: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Parexel International Corp.","duties_or_roles":"EUB Services (call center and medical services)","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Bioclinica Inc.","duties_or_roles":"MRI Vendor","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United States","full_name":"Fortrea Inc.","duties_or_roles":"code: 1","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Almac Clinical Services LLC","duties_or_roles":"code: 3","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Bioclinica Inc.","duties_or_roles":"ECG Vendor","organisation_type":"Laboratory/Research/Testing facility"}
  • {"country":"United States","full_name":"WCG Clinical Inc.","duties_or_roles":"ECOA and Rater Training","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
MK-1167
Active Substance
MK-1167
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Authorized
Investigational Product Name
Placebo to MK-1167
Modality
Other
Combination Treatment
Yes

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