Safety and Efficacy Study Evaluating TRx0237 in Subjects With Mild to Moderate Alzheimer's Disease

Completed · Phase 3 · Has a placebo group

Conditions studied: Alzheimer's Disease

In brief

The purpose of this study is to determine the safety and efficacy of TRx0237 in the treatment of subjects with mild to moderate Alzheimer's Disease.

Key facts

Study ID

NCT01689246

Run by

TauRx Therapeutics Ltd

People needed

891

Starts

2013-01-01

Expected to finish

2015-11-01

Last updated by the study team

2018-03-14

Who can join

Age: any, up to 89. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Diagnosis of all cause dementia and probable Alzheimer's disease
• Clinical Dementia Rating (CDR) total score of 1 (mild) to 2 (moderate) and MMSE score of 14-26 (inclusive)
• Age < 90 years
• Modified Hachinski ischemic score of ≤ 4
• Females, if of child-bearing potential, must practice true abstinence or be competent to use adequate contraception and agree to maintain this throughout the study
• Subject, and/or, in the case of reduced decision-making capacity, legally acceptable representative(s) consistent with national law is/are able to read, understand, and provide written informed consent
• Has one (or more) identified adult caregiver who is willing to provide written informed consent for his/her own participation; is able to read, understand, and speak the designated language at the study site; either lives with the subject or sees the subject for ≥2 hours/day ≥3 days/week; agrees to accompany the subject to each study visit; and is able to verify daily compliance with study drug
• If currently taking an acetylcholinesterase inhibitor and/or memantine at the time of Screening, the subject must have been taking such medication(s) for ≥3 months. The dosage regimen must have remained stable for ≥6 weeks and it must be planned to remain stable throughout participation in the study.
• Able to comply with the study procedures

You may not qualify if…

• Significant central nervous system (CNS) disorder other than Alzheimer's disease
• Significant focal or vascular intracranial pathology seen on brain MRI scan
• Clinical evidence or history of stroke, transient ischemic attack, significant head injury or other unexplained or recurrent loss of consciousness ≥15 minutes
• Epilepsy
• Major depressive disorder, schizophrenia, or other psychotic disorders, bipolar disorder, or substance (including alcohol) related disorders
• Metal implants in the head (except dental), pacemaker, cochlear implants, or any other non-removable items that are contraindications to MRI
• Resides in hospital or moderate to high dependency continuous care facility
• History of swallowing difficulties
• Pregnant or breastfeeding
• Glucose-6-phosphate dehydrogenase deficiency
• History of significant hematological abnormality or current acute or chronic clinically significant abnormality
• Abnormal serum chemistry laboratory value at Screening deemed to be clinically relevant by the investigator
• Clinically significant cardiovascular disease or abnormal assessments
• Preexisting or current signs or symptoms of respiratory failure
• Concurrent acute or chronic clinically significant immunologic, hepatic, or endocrine disease (not adequately treated) and/or other unstable or major disease other than Alzheimer's disease
• Diagnosis of cancer within the past 2 years prior to Baseline (other than basal cell or squamous cell skin cancer or Stage 1 prostate cancer) unless treatment has resulted in complete freedom from disease for at least 2 years
• Prior intolerance or hypersensitivity to methylthioninium-containing drug, similar organic dyes, or any of the excipients
• Treatment currently or within 3 months before Baseline with any of the following medications:
• Tacrine
• Clozapine, olanzapine (and there is no intent to initiate therapy during the course of the study)
• Carbamazepine, primidone
• Drugs with a warning or precaution in the labeling about methemoglobinemia at approved doses
• Current or prior participation in a clinical trial as follows:
• Clinical trial of a product for cognition within 3 months of Screening (unless confirmed to have been randomized to placebo)
• A clinical trial of a drug, biologic, therapeutic device, or medical food in which the last dose/administration was received within 28 days prior to Baseline

Where it is running

• Feldman, Robert MD — Laguna Hills, California, United States
• University of Southern California — Los Angeles, California, United States
• Shankle Clinic and Hoag Memorial Hospital Presbyterian — Newport Beach, California, United States
• Pacific Research Network — San Diego, California, United States
• San Francisco Clinical Research Center — San Francisco, California, United States
• Yale University School of Medicine — New Haven, Connecticut, United States
• JEM Research — Atlantis, Florida, United States
• Brain Matters Research — Delray Beach, Florida, United States
• CNS Healthcare, Inc — Jacksonville, Florida, United States
• Compass Research, LLC-North Clinic — Leesburg, Florida, United States
• Miami Research Associates — Miami, Florida, United States
• Compass Research, LLC — Orlando, Florida, United States
• iResearch Atlanta — Decatur, Georgia, United States
• Alexian Brothers Neurosciences Institute — Elk Grove, Illinois, United States
• ActivMed Practices & Research — Methuen, Massachusetts, United States
• Olive Branch Family Medical — Olive Branch, Mississippi, United States
• Memory Enhancement Centers of America, Inc — Eatontown, New Jersey, United States
• CRI Worldwide — Marlton, New Jersey, United States
• The Cognitive Research Center of New Jersey — Springfield, New Jersey, United States
• Advanced Memory Research Institute of NJ PC — Toms River, New Jersey, United States
• Neurological Associates of Albany, P. C. — Albany, New York, United States
• SPRI — Brooklyn, New York, United States
• Neurobehavioral Clinical Research — Canton, Ohio, United States
• The Clinical Trial Center, LLC — Jenkintown, Pennsylvania, United States
• Xenoscience, Inc/ 21st Century Neurology — Phoenix, Arizona, United States

Full record on ClinicalTrials.gov

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