48
Participants
Start Date
December 15, 2025
Primary Completion Date
June 15, 2029
Study Completion Date
October 15, 2029
AV-1980R 20 µg
MultiTEP-based investigational tau vaccine formulated with the adjuvant. The vaccine is designed to elicit anti-tau antibodies in participants with preclinical Alzheimer's disease.
AV-1980R 60 µg
MultiTEP-based tau vaccine formulated with the adjuvant, 60 µg per dose; intramuscular injections at Weeks 0, 4, 12, and 36; secondary-prevention immunotherapy in preclinical AD.
AV-1980R 180 µg
MultiTEP-based tau vaccine formulated with the adjuvant, 180 µg per dose; intramuscular injections at Weeks 0, 4, 12, and 36; secondary-prevention immunotherapy in preclinical AD.
Placebo
10 mM phosphate buffer formulated with the adjuvant; intramuscular injections at Weeks 0, 4, 12, and 36; no active antigen.
Comprehensive Center for Brain Health, Boca Raton
Lead Sponsor
National Institute on Aging (NIA)
NIH
Institute for Molecular Medicine
OTHER