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NCT07033494RecruitingPhase 2

A Clinical Study of MK-2214 in People With Early Alzheimer's Disease (MK-2214-004)

A Phase 2 Randomized, Placebo-Controlled, Double-Blind, Parallel-Group Study to Evaluate the Efficacy and Safety of MK-2214 in Participants With Early Alzheimer's Disease

Source: ClinicalTrials.gov · Last updated 20 Oct 2026

Brief summary (registry, in English)

Researchers want to know if the study treatment called MK-2214 works to slow certain changes in the brains of people with Alzheimer's disease (AD). AD is a type of dementia that can cause loss of memory, communication (such as speech), and decision-making skills. It can limit a person's ability to do daily tasks. MK-2214 is a study treatment designed to slow down AD. The goals of the study are to learn: * If MK-2214 slows the spread of tau in the brain compared to placebo. Tau is a protein that accumulates in AD \& damages brain cells. A placebo looks like the study treatment but has no study treatment in it. Using a placebo helps researchers better understand the effects of a study treatment. * About the safety of MK-2214 and if people tolerate it

Status (registry)
Recruiting
Phase (registry)
Phase 2
Study type
Interventional
Enrollment
340 (estimated)
First submitted
13 Jun 2025
Start date
16 Jul 2025
Primary completion date
30 Apr 2029
Lead sponsor
Merck Sharp & Dohme LLC
NCT number
NCT07033494
EU CT number
2024-519190-19-00

What you commit to

  • Study type: Interventional · Phase 2
  • Planned participants: 340
  • From 16 Jul 2025 to the primary completion date, 30 Apr 2029
  • 80 sites in 11 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Has major medical illness or unstable medical condition within 3 months before screening
  • Has any immunological disease, which is not adequately controlled, or which requires treatment with biologics and/or immunosuppressants during the study

Other illness

  • Has a known history of stroke or cerebrovascular disease
  • Has diagnosis of a clinically relevant central nervous system disease other than AD or other condition that negatively impacts cognition or cognitive status chronically
  • Has structural brain disease
  • Has a history of seizures or epilepsy within 5 years before screening
  • Has any other major central nervous system trauma, or infections that affect brain function
  • Has a bleeding disorder that is not under adequate control
  • Has a history of malignancy occurring within 5 years of screening
  • Has liver disease

Lab values

  • Has a severe, acute, or chronic medical or psychiatric condition or laboratory abnormality
  • Has a risk factor for corrected QT interval (QTc) prolongation

Other

  • The main exclusion criteria include but are not limited to the following:
  • Is unwilling or unable to undergo computed tomography (CT), positron emission tomography (PET), or magnetic resonance imaging (MRI) scan
  • Resides in a nursing home or assisted care facility with need for direct continuous medical care and nursing supervision

Who the study is looking for

  • The main inclusion criteria include but are not limited to the following:
  • Has mild cognitive impairment (MCI) or mild dementia due to Alzheimer's Disease (AD)
  • Has a designated study partner who can fulfill the requirements of this study
  • If on an approved AD therapy for symptomatic AD, the dosing regimen must have been stable for 3 months prior to screening

Age in the registry: 50 years to 85 years · Sex: All · Does not accept healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (80)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Fundación para la Lucha contra las Enfermedades Neurológicas de la Infancia (FLENI) ( Site 0400)
Coordinator of this site? Confirm its status
CabaArgentinaRecruiting
Centro de Educación Médica e Investigaciones clínicas "Dr. Norberto Quirno" (CEMIC) ( Site 0404)
Coordinator of this site? Confirm its status
Ciudad de Buenos AiresArgentinaRecruiting
Organizacion Medica de Investigacion ( Site 0401)
Coordinator of this site? Confirm its status
Ciudad de Buenos AiresArgentinaRecruiting
Austin Health ( Site 0300)
Coordinator of this site? Confirm its status
IvanhoeAustraliaRecruiting
Southern Neurology ( Site 0306)
Coordinator of this site? Confirm its status
KogarahAustraliaRecruiting
KARA Institute for Neurological Diseases ( Site 0302)
Coordinator of this site? Confirm its status
Macquarie ParkAustraliaRecruiting
HammondCare ( Site 0301)
Coordinator of this site? Confirm its status
MalvernAustraliaRecruiting
Algemeen Ziekenhuis Groeninge
Coordinator of this site? Confirm its status
KortrijkBelgiumRecruiting
UZ Leuven
Coordinator of this site? Confirm its status
LeuvenBelgiumRecruiting
Cliniques Universitaires Saint-Luc
Coordinator of this site? Confirm its status
Sint-Lambrechts-WoluweBelgiumRecruiting
Clinique Mémoire de Montreal ( Site 2000)
Coordinator of this site? Confirm its status
MontrealCanadaRecruiting
Ottawa Memory Clinic ( Site 2001)
Coordinator of this site? Confirm its status
OttawaCanadaRecruiting
Sunnybrook Research Institute ( Site 2003)
Coordinator of this site? Confirm its status
TorontoCanadaRecruiting
Toronto Western Hospital ( Site 2004)
Coordinator of this site? Confirm its status
TorontoCanadaRecruiting
Fundació ACE, Institut Català de Neurociències Aplicades
Coordinator of this site? Confirm its status
BarcelonaSpainRecruiting
Hospital del Mar
Coordinator of this site? Confirm its status
BarcelonaSpainRecruiting
Hospital Clinic de Barcelona
Coordinator of this site? Confirm its status
BarcelonaSpainRecruiting
Fundacio Assistencial De Mutua De Terrassa Fpc
Coordinator of this site? Confirm its status
TerrassaSpainRecruiting
Scottish Brain Sciences Aberdeen ( Site 8001)
Coordinator of this site? Confirm its status
AberdeenUnited KingdomRecruiting
Remind UK ( Site 8003)
Coordinator of this site? Confirm its status
BathUnited KingdomRecruiting
Re:Cognition Health - Birmingham ( Site 8002)
Coordinator of this site? Confirm its status
BirminghamUnited KingdomRecruiting
Scottish Brain Sciences ( Site 8000)
Coordinator of this site? Confirm its status
EdinburghUnited KingdomRecruiting
Leonard Wolfson Experimental Neurology Centre (LWENC) ( Site 8006)
Coordinator of this site? Confirm its status
LondonUnited KingdomRecruiting
Warneford Hospital ( Site 8007)
Coordinator of this site? Confirm its status
OxfordUnited KingdomRecruiting
Moorgreen Hospital ( Site 8004)
Coordinator of this site? Confirm its status
SouthamptonUnited KingdomRecruiting
Inage Neurology and Memory Clinic ( Site 9001)
Coordinator of this site? Confirm its status
ChibaJapanRecruiting
Kyushu University Hospital ( Site 9010)
Coordinator of this site? Confirm its status
FukuokaJapanRecruiting
Hatsuta Neurology Clinic ( Site 9017)
Coordinator of this site? Confirm its status
HirakataJapanRecruiting
National Hospital Organization Hizen Psychiatric Medical Center ( Site 9004)
Coordinator of this site? Confirm its status
Kanzaki-gunJapanRecruiting
Association of Healthcare Corporation Koukankai Koukan Clinic ( Site 9016)
Coordinator of this site? Confirm its status
KawasakiJapanRecruiting
Katayama Medical Clinic ( Site 9005)
Coordinator of this site? Confirm its status
KurashikiJapanRecruiting
Chibaken Saiseikai Narashino Hospital ( Site 9000)
Coordinator of this site? Confirm its status
NarashinoJapanRecruiting
National Center for Geriatrics and Gerontology ( Site 9002)
Coordinator of this site? Confirm its status
ŌbuJapanRecruiting
Okayama City General Medical Center Okayama City Hospital ( Site 9008)
Coordinator of this site? Confirm its status
OkayamaJapanRecruiting
Tokyo Medical University Hospital ( Site 9003)
Coordinator of this site? Confirm its status
ShinjukuJapanRecruiting
Mie University Hospital ( Site 9011)
Coordinator of this site? Confirm its status
TsuJapanRecruiting
Hanyang University Hospital ( Site 0200)
Coordinator of this site? Confirm its status
SeoulSouth KoreaRecruiting
Ewha Womans University Seoul Hospital ( Site 0201)
Coordinator of this site? Confirm its status
SeoulSouth KoreaRecruiting
Samsung Medical Center ( Site 0202)
Coordinator of this site? Confirm its status
SeoulSouth KoreaRecruiting
Brain Research Center Amsterdam B.V.
Coordinator of this site? Confirm its status
AmsterdamNetherlandsRecruiting
Brain Research Center Den Bosch B.V.
Coordinator of this site? Confirm its status
's-HertogenboschNetherlandsRecruiting
Brain Research Center Zwolle B.V.
Coordinator of this site? Confirm its status
ZwolleNetherlandsRecruiting
Tan Tock Seng Hospital ( Site 0102)
Coordinator of this site? Confirm its status
SingaporeSingaporeRecruiting
National Neuroscience Institute ( Site 0101)
Coordinator of this site? Confirm its status
SingaporeSingaporeRecruiting
Alzheimer Disease Research Center (ADRC) ( Site 1000)
Coordinator of this site? Confirm its status
AlbanyUnited StatesRecruiting
JEM Research Institute ( Site 1046)
Coordinator of this site? Confirm its status
AtlantisUnited StatesRecruiting
Gadolin Research ( Site 1032)
Coordinator of this site? Confirm its status
BeaumontUnited StatesRecruiting
Clinical Research Professionals ( Site 1004)
Coordinator of this site? Confirm its status
ChesterfieldUnited StatesCompleted
Horizon Clinical Research Center - Houston ( Site 1026)
Coordinator of this site? Confirm its status
CypressUnited StatesRecruiting
CenExel iResearch, LLC ( Site 1015)
Coordinator of this site? Confirm its status
DecaturUnited StatesRecruiting
Alexian Brothers Medical Center-Neurosciences ( Site 1017)
Coordinator of this site? Confirm its status
Elk Grove VillageUnited StatesRecruiting
Neuropsychiatric Research Center of Southwest Florida ( Site 1003)
Coordinator of this site? Confirm its status
Fort MyersUnited StatesRecruiting
Insight Clinical Trials ( Site 1011)
Coordinator of this site? Confirm its status
IndependenceUnited StatesRecruiting
Irvine Clinical Research ( Site 1041)
Coordinator of this site? Confirm its status
IrvineUnited StatesRecruiting
Healthy Brain Clinic ( Site 1005)
Coordinator of this site? Confirm its status
Long BeachUnited StatesRecruiting
Inglewood Clinical ( Site 1062)
Coordinator of this site? Confirm its status
Los AngelesUnited StatesRecruiting
K2 Medical Research ( Site 1047)
Coordinator of this site? Confirm its status
MaitlandUnited StatesRecruiting
CenExel- AMRI ( Site 1018)
Coordinator of this site? Confirm its status
MarltonUnited StatesRecruiting
AMC Research, LLC ( Site 1006)
Coordinator of this site? Confirm its status
MatthewsUnited StatesRecruiting
ClinCloud LLC ( Site 1039)
Coordinator of this site? Confirm its status
MelbourneUnited StatesRecruiting
Indago Research and Health Center Inc ( Site 1044)
Coordinator of this site? Confirm its status
Miami LakesUnited StatesRecruiting
Aqualane Clinical Research ( Site 1035)
Coordinator of this site? Confirm its status
NaplesUnited StatesRecruiting
Yale University, Alzheimer's Disease Research Unit ( Site 1059)
Coordinator of this site? Confirm its status
New HavenUnited StatesRecruiting
Suncoast Clinical Research ( Site 1007)
Coordinator of this site? Confirm its status
New Port RicheyUnited StatesRecruiting
Boston Center for Memory ( Site 1008)
Coordinator of this site? Confirm its status
NewtonUnited StatesRecruiting
Mid Hudson Medical Research ( Site 1050)
Coordinator of this site? Confirm its status
New WindsorUnited StatesRecruiting
Neuro-Behavioral Clinical Research ( Site 1028)
Coordinator of this site? Confirm its status
North CantonUnited StatesRecruiting
Renstar Medical Research ( Site 1012)
Coordinator of this site? Confirm its status
OcalaUnited StatesRecruiting
Charter Research - Orlando ( Site 1051)
Coordinator of this site? Confirm its status
OrlandoUnited StatesRecruiting
Flourish Research ( Site 1048)
Coordinator of this site? Confirm its status
Plymouth MeetingUnited StatesRecruiting
Basil Clinical ( Site 1065)
Coordinator of this site? Confirm its status
QueensUnited StatesRecruiting
Anderson Clinical Research ( Site 1024)
Coordinator of this site? Confirm its status
RedlandsUnited StatesRecruiting
The Cognitive and Research Center of New Jersey - Ridgewood ( Site 1064)
Coordinator of this site? Confirm its status
RidgewoodUnited StatesRecruiting
UCSF Memory and Aging Center ( Site 1031)
Coordinator of this site? Confirm its status
San FranciscoUnited StatesRecruiting
Syrentis Clinical Research ( Site 1001)
Coordinator of this site? Confirm its status
Santa AnaUnited StatesRecruiting
The Cognitive and Research Center of NJ ( Site 1057)
Coordinator of this site? Confirm its status
SpringfieldUnited StatesRecruiting
Axiom Brain Health ( Site 1029)
Coordinator of this site? Confirm its status
TampaUnited StatesRecruiting
K2 Medical Research ( Site 1020)
Coordinator of this site? Confirm its status
TampaUnited StatesRecruiting
Charter Research - Lady Lake ( Site 1019)
Coordinator of this site? Confirm its status
The VillagesUnited StatesRecruiting
Conquest Research LLC ( Site 1053)
Coordinator of this site? Confirm its status
Winter ParkUnited StatesRecruiting

This page is information, not medical advice. Discuss any trial with your doctor.