~11 spots leftby Apr 2026

Pepinemab for Alzheimer's Disease

(SIGNAL-AD Trial)

Recruiting in Palo Alto (17 mi)
+13 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 1 & 2
Waitlist Available
Sponsor: Vaccinex Inc.

Trial Summary

What is the purpose of this trial?

To investigate safety, tolerability, the effects on cognition and brain metabolism of pepinemab in early AD dementia (early AD) subjects.

Research Team

ES

Eric Siemers, MD

Principal Investigator

Vaccinex Inc.

Eligibility Criteria

This trial is for adults aged 55-85 with early Alzheimer's Disease, evidenced by specific cognitive tests and brain scans. Participants must have a reliable partner to assist them, not be at risk of pregnancy or agree to use birth control, and be in stable health with no recent major illnesses or certain chronic conditions.

Inclusion Criteria

I am a woman who cannot become pregnant.
I have someone close who can attend all trial visits with me.
I meet specific health and cognitive function criteria.
See 3 more

Exclusion Criteria

I have been diagnosed with a neurological condition that affects my thinking.
Body weight greater than 125 kg
I have had cancer within the last 2 years.
See 13 more

Treatment Details

Interventions

  • Pepinemab (Monoclonal Antibodies)
Trial OverviewThe study is testing the safety and impact on cognition and brain metabolism of a drug called Pepinemab compared to a placebo in people with early-stage Alzheimer's. The goal is to see if this treatment can help manage symptoms better than no active medication.
Participant Groups
2Treatment groups
Experimental Treatment
Placebo Group
Group I: pepinemab 40mg/kgExperimental Treatment1 Intervention
The study drug, pepinemab, will be administered via monthly intravenous infusions.
Group II: PlaceboPlacebo Group1 Intervention
.A placebo control will be administered via monthly intravenous infusions.

Find a Clinic Near You

Research Locations NearbySelect from list below to view details:
Brain Matters ResearchDelray Beach, FL
University of Kansas Medical CenterFairway, KS
Columbia University Irving Medical CenterNew York, NY
Pacific Research Network, IncSan Diego, CA
More Trial Locations
Loading ...

Who Is Running the Clinical Trial?

Vaccinex Inc.

Lead Sponsor

Trials
12
Patients Recruited
740+

Alzheimer's Drug Discovery Foundation

Collaborator

Trials
22
Patients Recruited
3,100+

Alzheimer's Association

Collaborator

Trials
103
Patients Recruited
44,300+