Phase 2, Efficacy and Safety Study of ACP-204 in Lewy Body Dementia Psychosis

Purpose

Multicenter, randomized, 6-week, double-blind, placebo-controlled, parallel-group, Phase 2 study in subjects with LBDP.

Condition

  • Lewy Body Dementia Psychosis

Eligibility

Eligible Ages
Between 55 Years and 84 Years
Eligible Sex
All
Accepts Healthy Volunteers
No

Inclusion Criteria

  • Male or female ≥55 years to <85 years of age at the Screening visit living in the community or, if permitted by local regulations, in an institutionalized setting - Can provide written informed consent. If the subject is deemed not competent to provide informed consent, the following requirements for consent must be met: 1. The subject's LAR must provide written informed consent. 2. The subject must provide written (if capable) informed assent per local regulations. - Meets either the clinical criteria for Parkinson's disease with dementia as defined by the Movement Disorder Society's Task Force or the revised clinical criteria for probable dementia with Lewy bodies (DLB) by consensus criteria (Fourth consensus report of the DLB Consortium). - Meets the revised criteria for psychosis in major or mild neurocognitive disorder established by the International Psychogeriatrics Association

Exclusion Criteria

  • Is in hospice, is receiving end-of-life palliative care, or is bedridden - Has psychotic symptoms that are primarily attributable to delirium, substance abuse, or a medical or psychiatric condition (e.g. schizophrenia, bipolar disorder, delusional disorder) other than dementia - Is actively suicidal at Visit 1 (Screening) or Visit 2 (Baseline) - Has a history or current evidence of a serious and/or significant unstable cardiovascular, respiratory, endocrine, gastrointestinal, renal, hepatic, hematologic, immunologic, genitourinary, psychiatric or neurologic (including stroke, chronic seizures, or clinically significant head injury) abnormality or disease or other medical disorder, including cancer or malignancies that could interfere with subject's ability to complete the study or comply with study procedures - Has other clinically significant CNS abnormalities that are most likely contributing to the dementia or findings on MRI or CT

Study Design

Phase
Phase 2
Study Type
Interventional
Allocation
Randomized
Intervention Model
Parallel Assignment
Intervention Model Description
Subjects will be randomized to one of 3 parallel arms i.e. ACP-204 at one of 2 dose levels (30 or 60 mg) or placebo
Primary Purpose
Treatment
Masking
Quadruple (Participant, Care Provider, Investigator, Outcomes Assessor)

Arm Groups

ArmDescriptionAssigned Intervention
Experimental
ACP-204 30 mg
ACP-204 dose of 30 mg once daily
  • Drug: ACP-204
    Provided as 1 capsule, to be taken orally once daily
Experimental
ACP-204 60 mg
ACP-204 dose of 60 mg once daily
  • Drug: ACP-204
    Provided as 1 capsule, to be taken orally once daily
Placebo Comparator
Placebo
Placebo once daily
  • Drug: Placebo
    Provided as 1 capsule, to be taken orally once daily

Recruiting Locations

University of Kansas Medical Center Research Institute Inc.
Kansas City 4273837, Kansas 4273857 66160

More Details

Status
Recruiting
Sponsor
ACADIA Pharmaceuticals Inc.

Study Contact

Kristin Kidd
434-841-3162
Kristin.kidd@acadia-pharm.com