NCT00329082

Who might be able to join this trial:

• You are at least 50 years old and have been diagnosed with mild to moderate Alzheimer's disease, or you are a healthy volunteer
• You are able to read and speak English fluently
• If you have Alzheimer's disease, you have a trusted person (such as a family member or caregiver) who sees you regularly and is willing to take part in the study requirements alongside you
• If you have Alzheimer's disease, you have been taking Alzheimer's medications (such as donepezil, rivastigmine, galantamine, or memantine) for at least 4 months, with no changes to your dose for at least the last 2 months

Who may not be able to join:

• You have a history of a serious brain infection, significant head injury, cancer, or alcohol or drug misuse in the past 5 years
• You have serious or poorly controlled health conditions, or abnormal results on certain medical tests (confirm with trial site)
• You have a history of multiple or severe allergic reactions to medications
• You have previously taken part in a clinical trial that involved an active vaccination or immunization treatment

Important: Always verify eligibility with the trial site directly before applying.