CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 325 enrolled
Drug / intervention
Experimental: ALZ-801 +1 moredrug
Likely dose
Experimental: ALZ-801 265 mgfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT04770220
NCT04770220Phase 3Completed

A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled Study of the Efficacy, Safety and Biomarker Effects of ALZ-801 in Subjects With Early Alzheimer's Disease and APOE4/4 Genotype

Alzheon Inc.·interventional·Posted Feb 25, 2021·Updated Nov 10, 2025

In Brief

A Phase 3 clinical trial evaluating Experimental: ALZ-801 and Placebo Comparator: Placebo for Early Alzheimer's Disease. Completed, enrolled 325 participants across 95 sites in 9 countries.

Detailed Summary

This study is being conducted to evaluate the safety and efficacy of ALZ-801 in Early Alzheimer's disease (AD) subjects with the APOE4/4 genotype. This is a double-blind, randomized trial with one dose of ALZ-801 compared to placebo.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesCanada, Czechia, France, Germany, Iceland, Netherlands, Spain, United Kingdom, United States

Timeline

Phase 3CompletedFinished
20222023202420252026
First PostedFeb 25, 2021
Enrollment StartMay 19, 2021
Primary CompletionMay 29, 2024
Study CompletionJul 29, 2024
TodayJul 2, 2026
Enrollment to primary: 3.0 yearsPosted 5.4 years ago

Interventions

Experimental: ALZ-801drug

ALZ-801 tablet 265 mg once daily in the evening for the first 2 weeks, then ALZ-801 tablet 265 mg BID

Placebo Comparator: Placebodrug

Placebo tablet BID