A Study of the Safety and Efficacy of Pimavanserin in Patients With Parkinson's Disease Psychosis

NCT ID: NCT01174004

Last Updated: 2014-03-26

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

199 participants

Study Classification

INTERVENTIONAL

Study Start Date

2010-07-31

Study Completion Date

2012-11-30

Brief Summary

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The purpose of this study is to evaluate the safety and efficacy of 40 mg pimavanserin compared to placebo in patients with Parkinson's disease psychosis (PDP).

Detailed Description

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Conditions

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Parkinson's Disease Psychosis

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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1

pimavanserin tartrate, 40 mg, tablet, once daily by mouth for 6 weeks

Group Type EXPERIMENTAL

pimavanserin tartrate

Intervention Type DRUG

pimavanserin tartrate, 40 mg, tablet, once daily by mouth for 6 weeks

2

placebo, tablet, once daily by mouth for 6 weeks

Group Type PLACEBO_COMPARATOR

placebo

Intervention Type DRUG

placebo, tablet, once daily by mouth for 6 weeks

Interventions

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pimavanserin tartrate

pimavanserin tartrate, 40 mg, tablet, once daily by mouth for 6 weeks

Intervention Type DRUG

placebo

placebo, tablet, once daily by mouth for 6 weeks

Intervention Type DRUG

Other Intervention Names

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ACP-103

Eligibility Criteria

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Inclusion Criteria

* A clinical diagnosis of Parkinson's disease with a minimum duration of 1 year
* Presence of visual and/or auditory hallucinations, and/or delusions, occurring during the four weeks prior to study screening
* Psychotic symptoms must have developed after Parkinson's disease diagnosis was established
* Subjects that are on anti-Parkinson's medication must be on a stable dose for 1 month prior to Study Day 1 (Baseline) and during the trial
* Subject that has received stereotaxic surgery for subthalamic nucleus deep brain stimulation must be at least 6 months post surgery and the stimulator settings must have been stable for at least 1 month prior to Study Day 1 (Baseline) and must remain stable during the trial
* The subject is willing and able to provide consent
* Caregiver is willing and able to accompany the subject to all visits
* Subject and caregiver are willing and able to adequately communicate in English for the purposes of the primary assessment

Exclusion Criteria

* Subject has a history of significant psychotic disorders prior to or concomitantly with the diagnosis of Parkinson's disease including, but not limited to, schizophrenia or bipolar disorder
* Subject has received previous ablative stereotaxic surgery (i.e., pallidotomy and thalamotomy) to treat Parkinson's disease
* Subject has current evidence of a serious and or unstable cardiovascular, respiratory, gastrointestinal, renal, hematologic or other medical disorder
* Subject has had a myocardial infarction in last six months
* Subject has any surgery planned during the screening, treatment or follow-up periods

Patients will be evaluated at screening to ensure that all criteria for study participation are met. These evaluations will include specific measures of psychosis severity, delirium, dementia, cardiovascular condition, and pregnancy status. Patients may be excluded from the study based on these assessments (and specifically if it is determined that their baseline health and psychiatric condition do not meet all protocol-specified entry criteria).
Minimum Eligible Age

40 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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ACADIA Pharmaceuticals Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Gilbert, Arizona, United States

Site Status

Phoenix, Arizona, United States

Site Status

Phoenix, Arizona, United States

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Tucson, Arizona, United States

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Carson, California, United States

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Fountain Valley, California, United States

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Fresno, California, United States

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Fullerton, California, United States

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Irvine, California, United States

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La Habra, California, United States

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La Jolla, California, United States

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Loma Linda, California, United States

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Oxnard, California, United States

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Pasadena, California, United States

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Reseda, California, United States

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Sunnyvale, California, United States

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Ventura, California, United States

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Danbury, Connecticut, United States

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Boca Raton, Florida, United States

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Bradenton, Florida, United States

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Naples, Florida, United States

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Orlando, Florida, United States

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Ormond Beach, Florida, United States

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Panama City, Florida, United States

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Port Charlotte, Florida, United States

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St. Petersburg, Florida, United States

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Augusta, Georgia, United States

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Decatur, Georgia, United States

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Elk Grove Village, Illinois, United States

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Glenview, Illinois, United States

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Kansas City, Kansas, United States

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Louisville, Kentucky, United States

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Scarborough, Maine, United States

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Baltimore, Maryland, United States

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Boston, Massachusetts, United States

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Novi, Michigan, United States

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Roseville, Michigan, United States

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Traverse City, Michigan, United States

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Flowood, Mississippi, United States

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St Louis, Missouri, United States

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Missoula, Montana, United States

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Toms River, New Jersey, United States

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Albany, New York, United States

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Commack, New York, United States

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Kingston, New York, United States

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New York, New York, United States

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Durham, North Carolina, United States

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Raleigh, North Carolina, United States

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Salisbury, North Carolina, United States

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Cincinnati, Ohio, United States

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Cleveland, Ohio, United States

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Columbus, Ohio, United States

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Toledo, Ohio, United States

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Greensburg, Pennsylvania, United States

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Providence, Rhode Island, United States

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Brentwood, Tennessee, United States

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Houston, Texas, United States

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Salt Lake City, Utah, United States

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Alexandria, Virginia, United States

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Roanoke, Virginia, United States

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Virginia Beach, Virginia, United States

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Milwaukee, Wisconsin, United States

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Ottawa, Ontario, Canada

Site Status

Countries

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United States Canada

References

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Cummings J, Isaacson S, Mills R, Williams H, Chi-Burris K, Corbett A, Dhall R, Ballard C. Pimavanserin for patients with Parkinson's disease psychosis: a randomised, placebo-controlled phase 3 trial. Lancet. 2014 Feb 8;383(9916):533-40. doi: 10.1016/S0140-6736(13)62106-6. Epub 2013 Nov 1.

Reference Type DERIVED
PMID: 24183563 (View on PubMed)

Other Identifiers

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ACP-103-020

Identifier Type: -

Identifier Source: org_study_id

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