Lead sponsor
Sumitomo Pharma America, Inc.
1 Alzheimer’s disease and related dementias trials led. Source: ClinicalTrials.gov, as of July 21, 2026.
1
Trials led
0
Ongoing
171
Total enrollment
33
Sites
Distinct sites across this sponsor's lead trials. A site running several of them counts once, matching the map. Total enrollment sums each trial's reported enrollment, whether planned or actual.
Portfolio
How this sponsor's trials break down
Trials by phase
Phase 2
1
Trials by status
Completed
1
Trials led
TrialEligibility highlightPhaseStatusEnrollment
Safety and Efficacy Study of AC-3933 in Adults With Mild to Moderate Alzheimer's Diseasemild-to-moderate ADPh 2Completed171