Current Research Studies If you are a patient and would like to enroll in a clinical trial, click here . A Phase II, Multicenter, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group, Efficacy, and Safety Study of MTAU9937A in Patients With Prodromal to Mild Alzheimer's Disease PI: Jennifer Arnold, MD Study Contact: Stephanie Kohlrus, BA CCRP 217.545.3013 Not enrolling Open-Label Extension of Studies ATH-1017-AD-0201 and ATH-1017-AD-0202 in Subjects with Mild to Moderate Alzheimer's Disease PI: Jennifer Arnold, MD Study Contact: Sara Boarman 217.545.6829 Not enrolling Caregiver