A Study to Assess the Efficacy and Safety of ITI-1284 in the Treatment of Psychosis Associated With Alzheimer's Disease

Purpose

This is a multicenter, randomized, double-blind, parallel-group, placebo-controlled, flexible-dose study evaluating the efficacy, safety, and tolerability of ITI-1284 compared with placebo in the treatment of psychosis in patients with AD.

Condition

  • Psychosis Associated With Alzheimer's Disease

Eligibility

Eligible Ages
Over 55 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  1. Can understand the nature of the trial and protocol requirements and provide signed informed consent, if in the judgement of the Investigator is deemed competent to provide consent or if patient is deemed not competent to provide informed consent, with the patient's assent (if capable), consent may be provided by an appropriate person (eg, patient's Legally Authorized Representative [LAR]) before the initiation of any study-specific procedures in accordance with local regulations; 2. Meets clinical criteria for AD based on 2011 NIA-AA criteria and either: 1. Has a high likelihood for amyloid pathology consistent with AD, as confirmed by blood-based biomarker at Screening; or 2. Has documented confirmation of AD by cerebrospinal fluid (CSF) biomarker or amyloid positron emission tomography (PET) brain scan; 3. Meets criteria for psychosis in accordance with the International Psychogeriatric Association (IPA) provisional consensus definition at Screening and Baseline; 4. Scoring ≥ 2 on any item of the BEHAVE-AD Part A. Paranoid and Delusional Ideation item and/or Part B. Hallucinations item (ie, psychosis subscale) at Screening and Baseline; 5. CGI-S score ≥ 4 at Screening and Baseline; 6. Mini-Mental State Examination, 2nd Edition™: Standard Version (MMSE-2®:SV) score of 6 to 24 (inclusive) at Screening with sufficient verbal ability to understand and answer questions and comply with procedures; 7. Has a designated caregiver (eg, relative, housemate, close personal friend, or professional caregiver);

Exclusion Criteria

  1. Psychotic symptoms that are primarily attributable to delirium, substance abuse, or another general-medical condition (eg, hypothyroidism) or has been diagnosed with one or more of the following psychiatric conditions: 1. Schizophrenia, schizoaffective disorder, or other psychotic disorder that is not related to Alzheimer's dementia; 2. Bipolar disorder; 2. Risk for suicidal behavior during the course of their participation in the study or is considered to be an imminent danger to themselves or others, in the opinion of the investigator, and/or as assessed by C-SSRS; or the patient has had 1 or more suicide attempts within 2 years prior to Screening; 3. The patient is unable or unwilling to discontinue other drugs with known psychotropic properties or any non-psychotropic drugs with known or potentially significant central nervous system effects, as reviewed by the Sponsor or designee, 4. The patient is hospitalized or receiving skilled nursing care for any medical condition other than dementia 5. The patient is bedridden or has any significant medical condition that is unstable and would either: 1. Place the patient at undue risk from study drug or undergoing study procedures; or 2. Interfere with the interpretation of safety or efficacy evaluations performed during the course of the study; 6. The patient is in hospice or end-of-life care;

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
ITI-1284
  • Drug: ITI-1284
    ITI-1284 10 mg or 20 mg rapidly disintegrating tablet, taken once daily, sublingual administration
Placebo Comparator
Placebo
  • Drug: Placebo
    Placebo rapidly disintegrating tablet, taken once daily, sublingual administration

Recruiting Locations

Advanced Research Center, Inc
Anaheim, California 92805

Sunwise Clinical Research
Walnut Creek, California 94596

Envision Trials LLC
Bonita Springs, Florida 34134

Science Connections LLC
Doral, Florida 33178

K2 Medical Research
Maitland, Florida 32751

Wellness Research Center
Miami, Florida 33135

Allied Biomedical Research Institute (ABRI), Inc
Miami, Florida 33155-4630

South Florida Research Phase I-IV
Miami, Florida 33166

Sunshine Medical Solution
Miami, Florida 33186

Intercoastal Medical Group
Sarasota, Florida 34239

University of South Florida
Tampa, Florida 33613

Bio Behavioral Health
Toms River, New Jersey 08755

New Hope Clinical Research
Charlotte, North Carolina 28211

Horizon Clinical Research Group
Cypress, Texas 77065

University of Texas Health Science Center at San Antonio
San Antonio, Texas 78229-3900

More Details

Status
Recruiting
Sponsor
Intra-Cellular Therapies, Inc.

Study Contact

ITI Clinical Trials
6464409333
ITCIClinicalTrials@itci-inc.com

Detailed Description

The study will be conducted in 3 periods: - Screening Period (up to 4 weeks) during which patient eligibility will be assessed; - Double-blind Treatment Period (6 weeks) during which all patients will be randomized in a 1:1 ratio to receive either ITI-1284 or placebo; - Safety Follow-up Period (30 days) during which all patients will return for a safety follow-up visit approximately 30 days after the last dose of study drug.