Clinical Trials

Inclusion Criteria:

• Subject who meets the National Institute on Aging and the Alzheimer's Association (NIA-AA) clinical criteria for mild cognitive impairment or probable AD, and have:
  • Clinical Dementia Rating (CDR)-Global Score of 0.5
  • Mini-Mental State Examination (MMSE) score of 22 to 30, inclusive
  • Repeatable Battery for the Assessment of Neuropsychological Status-Delayed Memory Index (RBANS - DMI) score of 85 or lower
• Subject has a positive amyloid Positron Emission Tomography (PET) scan.
• Subject has a Modified Hachinski Ischemic Scale (MHIS) score of ≤ 4.
• The subject has an identified, reliable, study partner (e.g., family member).
• If using medications to treat symptoms related to AD, doses must be stable for at least 12 weeks prior to randomization.

Exclusion Criteria:

• Subject has any contraindications or inability to tolerate to brain magnetic resonance imaging (MRI), PET scans or lumbar puncture.
• Subject has evidence of any other clinically significant neurological disorder other than Early AD.
• In the opinion of the investigator, the subject has any clinically significant or uncontrolled medical or psychiatric illness, or has had an infection requiring medical intervention in the past 30 days.
• Subject has had a myocardial infarction, unstable angina, stroke, transient ischemic attack or required intervention for any of these conditions within 6 months of Screening.