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Simufilam for Alzheimer's Disease (PTI-125 Trial)
PTI-125 Trial Summary
This trial is investigating the safety of simufilam, a drug for Alzheimer's Disease, over the course of two years. 200 participants will take the drug daily for one year, then either continue taking it or switch to a placebo for six months before taking it again for the final six months. There will be monthly or bimonthly checkups to evaluate the subjects' cognition and neuropsychiatric symptoms.
PTI-125 Trial Timeline
Treatment Details
Study Objectives
Outcome measures can provide a clearer picture of what you can expect from a treatment.PTI-125 Trial Design
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- You have tested positive for HIV, Hepatitis C, or Hepatitis B.You have a medical condition that would make it difficult to perform a lumbar puncture.Your body mass index (BMI) is below 18.5.You have tested positive for drugs in your urine.You have had thoughts or actions related to suicide.Your diabetes is not well controlled, and you need high doses of insulin or metformin to manage it.If you have low thyroid levels, it must be treated and stable for at least 6 months before screening.Your kidneys are not working well, as shown by blood tests or estimated glomerular filtration rate (eGFR) below a certain level.You have had cancer, except for certain types, within the last 3 years.You have a history of a specific type of colon or intestinal condition called ischemic colitis or ischemic enterocolitis.You have had more than one heart attack in the 5 years before screening.You have a serious heart rhythm problem, weak heart muscle, or a problem with your heart's electrical system (unless you have a pacemaker).You have low blood pressure with symptoms, or your high blood pressure is not well controlled.Your heart's electrical activity, as shown in a test called ECG, is not within the normal range.You have developed dementia after experiencing a heart attack, undergoing surgery with general anesthesia, or being resuscitated.You have a diagnosis of certain brain diseases like Huntington's disease, Parkinson's disease, or others.You currently have a serious infection in your brain or spinal cord.You are currently taking a high dose of donepezil, or have taken a high dose within the past 3 months.You are currently taking medication to control seizures.You regularly take painkillers that contain opioids.Taking medications that make you sleepy.You have used nicotine patches, varenicline (Chantix), or similar medications to quit smoking in the past 30 days.You have been diagnosed with dementia caused by Alzheimer's disease.You have not smoked for at least 3 years.You must have a specific score on a memory test, or show evidence of Alzheimer's disease in a brain scan or spinal fluid test.You stopped taking a certain type of medication less than 30 days before joining the study.If you are taking certain types of antidepressants, you may not be able to participate. If you are taking other types of antidepressants, you must have been taking the same dose for at least 3 months before joining the study.You have had a brain tumor or any other significant growth in your brain.You have had COVID-19 within the past 3 months.You are between 50 and 85 years old.You have not smoked for at least 3 years.You are not taking strong medications that weaken your immune system, except for treating allergies or inflammation.You have lost a lot of blood (more than 450 mL) in the month before the study.You can take a small amount of antipsychotic medicine if it's for sleep, agitation, or aggression, and you've been taking the same amount for at least 3 months.Your liver enzymes (ALT or AST) or total bilirubin levels are too high, and it's a concern for the doctor leading the study or the organization sponsoring the study.You have Wernicke's encephalopathy.You are not taking certain medications for anxiety or sleep, unless it is a low dose of benzodiazepines or zolpidem for insomnia and you have been taking it consistently for at least 3 months before the study.You have a history of serious health problems with your brain, liver, kidneys, hormones, heart, stomach, lungs, or metabolism.You live in a nursing home and need care around the clock.Your recent lab tests show important health issues.If you are taking certain medications for memory and thinking problems, you need to have been on a stable dose for at least 3 months before the screening. If you are taking donepezil, it should be at a specific dose once daily. You can take more than one medication.You had a stroke or dementia within the past 18 months.You had a serious head injury with loss of consciousness in the past year or at the same time as when dementia started.If you're taking certain medications for memory problems, you need to have been on a stable dose for at least 3 months. If you're taking another specific medication, it needs to be at a certain dosage. You can take more than one medication.
- Group 1: Simufilam 100 mg oral tablets throughout
- Group 2: Simufilam 100 mg oral tablets / Placebo / Simufilam 100 mg oral tablets
- Screening: It may take up to 3 Weeks to process to see if you qualify in this trial.
- Treatment: The duration you will receive the treatment varies.
- Follow Ups: You may be asked to continue sharing information regarding the trial for 6 Months after you stop receiving the treatment.
Frequently Asked Questions
Are applications for this experiment being accepted at the present time?
"Regrettably, the clinical trial listed on clinicaltrials.gov is not presently enrolling patients; however, it was initially posted in March 2020 and recently updated in September 2021. Fortunately, there are 546 other trials actively recruiting participants at this moment."
What potential risks are associated with taking Simufilam 100 mg oral tablet?
"The safety of the Simufilam 100 mg oral tablet was graded a 2, as this is a Phase 2 trial which has evidence to suggest it's safe but not yet effective."
Are there several facilities conducting this clinical investigation in the city?
"Currently, 16 different medical sites are open to patient enrollment. These locations include Imperial, Omaha and Bellevue amongst other cities - meaning that patients have the option of participating in this trial at a nearby clinic to reduce commuter strain."
Who meets the eligibility criteria for participating in this research?
"This clinical trial is searching for 200 individuals between the ages of 50 and 85 that have been diagnosed with alzheimer disease. Applicants need to meet these criteria in order to be eligible."
What are the objectives of this investigation?
"This clinical trial's primary goal is to assess the safety and acceptability of the intervention. Secondary objectives include measuring change in plasma P-tau181 during randomized withdrawal, a proprietary biomarker during open-label period 1, as well as multiple cerebrospinal fluid markers related to Alzheimer's disease pathology, neurodegeneration and inflammation across 25 participants over 6 months."
Is this study accepting participants of 45 years or older?
"As per the requirements of this medical trial, participants must be between 50 and 85 years old. However, there are also 23 studies available for those below 18 years old and 536 trials that accept patients over 65."
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