All studies
Active not recruitingPHASE3INTERVENTIONAL

Phase 3, Double-blind, Randomized, Placebo-controlled Trial to Evaluate the Efficacy and Safety of AR1001 in Participants With Early Alzheimer's Disease (Polaris-AD)

This important study, called Polaris-AD, is looking into a new treatment called AR1001 for people with early Alzheimer's disease. We're testing if this medicine is safe and if it can help slow down the disease's progression or improve symptoms. Participants will be randomly given either AR1001 or a placebo (a dummy medicine) without anyone knowing who gets what until the study ends. This is a common way to fairly test new medicines. Researchers believe AR1001 might work in several ways to tackle the underlying changes in the brain linked to Alzheimer's. The study aims to gather clear information that could help future treatments for this condition.

At a glance

Status
Active not recruiting
Phase
PHASE3
Sponsor
AriBio Co., Ltd.
Enrolment target
1,535
Start
23 Dec 2022
Estimated completion
01 Dec 2027

What is this study about?

This study, called Polaris-AD, is a significant effort to find new ways to treat Alzheimer's disease. It's focused on people who are in the early stages of the condition. Many researchers around the world are working hard to understand Alzheimer's better and develop effective treatments, and this study is part of that important work.

The main goal is to test a new medicine called AR1001. We want to find out two key things: first, if AR1001 is safe for people to take, and second, if it can actually help with the symptoms of early Alzheimer's or slow down how quickly the disease progresses. When we say "early stages," we mean people who might have mild memory or thinking problems that are consistent with Alzheimer's disease, but are still able to manage most of their daily lives.

To make sure the study results are fair and accurate, it's set up so that some people will receive AR1001 and others will receive a 'placebo' – which looks like the real medicine but contains no active drug. Neither the participants nor the doctors will know who is getting which, and this is standard practice in medical research. AR1001 is thought to work in multiple ways within the brain to help deal with the changes caused by Alzheimer's. By comparing the groups, we can see if AR1001 made a real difference.

Key takeaways

  • This study is testing a new medicine (AR1001) for early Alzheimer's disease.
  • It aims to see if AR1001 is safe and effective in improving or slowing symptoms.
  • Participants will receive either AR1001 or a dummy medicine (placebo).
  • A study partner (e.g., family member) is required to help provide information.
  • The study involves regular visits and careful monitoring of health and memory.
  • You can withdraw from the study at any time without affecting your care.

Who may be eligible?

To be considered for this study, you would generally need to be a man or woman between 55 and 90 years old. You should also be experiencing mild memory or thinking problems that suggest early Alzheimer's disease, and these problems should have started within the last five years. Doctors will carry out tests to confirm that your symptoms match early Alzheimer's, including specific memory and overall thinking assessments.

An important part of eligibility is having clear evidence in your body that points to Alzheimer's disease. This is usually checked through special tests like a spinal fluid sample or a brain scan (PET scan) to look for certain protein changes in the brain linked to Alzheimer's. Also, it's very important to have a 'study partner' – someone like a family member or close friend who knows you well. This person would need to come to some appointments with you and be able to provide information about your memory, mood, and daily activities to the study team.

Finally, you would need to have had an MRI brain scan at some point that didn't show another clear reason for your memory problems. Everyone involved in the study must also be able to understand and sign a consent form, agreeing to take part.

Could this study suit you?

Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.

  1. Are you between 55 and 90 years old?
  2. Have you experienced mild memory or thinking problems consistent with early Alzheimer's?
  3. Did these memory problems start within the last 5 years?
  4. Do you have a family member or close friend who could be your 'study partner'?
  5. Have you had tests (like a spinal fluid check or brain scan) that suggest Alzheimer's disease?
  6. Have you had a brain MRI scan that didn't show other causes for your memory issues?
Answer every question to see your result.

What does participation involve?

If you decide to take part in this study, you'll be attending regular appointments at a clinic. At these visits, the study team will be checking your health, memory, and thinking abilities through various tests and questionnaires. You'll also be given the study medication (either AR1001 or the placebo) to take as prescribed. Your study partner will usually need to come with you to some of these appointments to help answer questions about your well-being and daily life. The study will continue over a significant period, but the exact total duration will be fully explained by the study team. You'll receive clear instructions on how to take the medicine and what to expect at each visit.

Potential risks and benefits

Taking part in any medical study carries potential benefits and risks. A potential benefit of this study is that you might receive access to a new experimental medication (AR1001) that could help with your Alzheimer's symptoms or slow the disease's progression. However, there's also a chance you could receive the placebo and not the active drug. As with any medication, AR1001 may have side effects, and these will be carefully monitored. The study team will explain all known side effects in detail. You have the right to withdraw from the study at any time, for any reason, without affecting your usual medical care.

Locations (198)

Some site locations are approximate. We're improving this — please verify with the trial team before travelling.
  • IMA Clinical Research Phoenix
    Verified postcode
    Phoenix, United States
  • Perseverance Research Center, LLC
    Verified postcode
    Scottsdale, United States
  • Clinical Endpoints - N. Scottsdale
    Verified postcode
    Scottsdale, United States
  • Banner Sun Health Research Institute
    Verified postcode
    Sun City, United States
  • Voyage Medical
    Verified postcode
    Tempe, United States
  • Sutter Health's Palo Alto Medical Foundation
    Verified postcode
    Burlingame, United States
  • Neuro-Pain Medical Center
    Verified postcode
    Fresno, United States
  • Fullerton Neurology and Headache Center
    Verified postcode
    Fullerton, United States
  • Esperanza Clinical
    Verified postcode
    Murrieta, United States
  • Valley Clinical Trials, INC
    Verified postcode
    Northridge, United States
  • Havana Research Institute
    Verified postcode
    Pasadena, United States
  • Kaizen Brain Center
    Verified postcode
    San Diego, United States

Common questions

What is Alzheimer's disease?

Alzheimer's disease is a condition that affects the brain, causing problems with memory, thinking, and daily activities, and usually gets worse over time.

What does 'early Alzheimer's disease' mean?

Early Alzheimer's means you have mild memory and thinking problems that are due to Alzheimer's disease, but you can still manage most of your everyday life.

What is a 'placebo'?

A placebo is a 'dummy' medicine that looks like the real medicine but contains no active drug. It's used in studies to fairly compare a new medicine's effects.

What is a 'study partner'?

A study partner is often a family member or close friend who knows you well and can provide helpful information to the study team about your daily life.

Will I know if I'm getting the real medicine or the placebo?

No, neither you nor your doctors will know whether you are receiving AR1001 or the placebo until the study has finished. This helps ensure fair results.

How to find out more

Always speak to your GP or specialist before deciding to take part in a study.

Discussion

Community discussion

Powered by our forum at community.patient.info. Please be respectful — this is not medical advice.