A Study to Assess the Safety of GRF6021 Infusions in Subjects With Parkinson's Disease and Cognitive Impairment

NCT ID: NCT03713957

Last Updated: 2022-05-09

Study Results

Results available

Outcome measurements, participant flow, baseline characteristics, and adverse events have been published for this study.

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

79 participants

Study Classification

INTERVENTIONAL

Study Start Date

2018-11-12

Study Completion Date

2020-07-20

Brief Summary

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This study will evaluate the safety, tolerability, and potential effects on cognition of GRF6021, a plasma-derived product, administered as an intravenous (IV) infusion, to subjects with Parkinson's disease and cognitive impairment.

Detailed Description

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This is a randomized, double-blind, placebo-controlled study to assess the safety and tolerability of GRF6021, a plasma derived product, administered by intravenous (IV) infusion to subjects with Parkinson's disease (PD) and cognitive impairment. The study duration for the subjects will be approximately 7 months.

Conditions

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Parkinson Disease

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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GRF6021

Subjects will receive GRF6021 for 5 consecutive days at Week 1 and Week 13.

Group Type EXPERIMENTAL

GRF6021

Intervention Type DRUG

GRF6021 for IV infusion

Placebo

Subjects will receive Placebo for 5 consecutive days at Week 1 and Week 13.

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type OTHER

Placebo for IV infusion

Interventions

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GRF6021

GRF6021 for IV infusion

Intervention Type DRUG

Placebo

Placebo for IV infusion

Intervention Type OTHER

Eligibility Criteria

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Inclusion Criteria

* Diagnosis of Parkinson's Disease (PD), with at least 1 year of PD symptoms.
* Diagnosis of PD with mild cognitive impairment (PD-MCI) or probable or possible Parkinson's disease dementia according to Movement Disorder Society's Clinical Diagnostic criteria.
* Score on the Montreal Cognitive Assessment (MoCA) of 13-25.
* Modified Hoehn and Yahr Stages 1-4.
* Modified Hachinski Ischemic Scale (MHIS) score of 4 or less.

Exclusion Criteria

* History of blood coagulation disorders or hypercoagulability.
* Current use of anticoagulant therapy. Use of antiplatelet drugs (e.g., aspirin or clopidogrel) is acceptable.
* Prior hypersensitivity reaction to any human blood product or any IV infusion.
* Treatment with any human blood product, including transfusions and IV immunoglobulin, during the 6 months prior to screening.
* History of immunoglobulin A or haptoglobin deficiency; stroke, anaphylaxis, or thromboembolic complications of IV immunoglobulins.
* Heart disease, as evidenced by myocardial infarction, unstable, new onset or severe angina, or congestive heart failure in the 6 months prior to dosing
* Hemoglobin \< 10 g/dL in women and \< 11 g/dL in men.
Minimum Eligible Age

40 Years

Maximum Eligible Age

85 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Michael J. Fox Foundation for Parkinson's Research

OTHER

Sponsor Role collaborator

Alkahest, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Alkahest Medical Monitor

Role: STUDY_DIRECTOR

Alkahest, Inc.

Locations

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Clinical Trials, Inc.

Little Rock, Arkansas, United States

Site Status

Rocky Mountain Movement Disorders Center

Englewood, Colorado, United States

Site Status

Moonshine Research Center

Doral, Florida, United States

Site Status

Riverside Clinical Research

Edgewater, Florida, United States

Site Status

MD Clinical

Hallandale, Florida, United States

Site Status

Research Centers of America, LLC

Hollywood, Florida, United States

Site Status

Suncoast Research Group, LLC

Miami, Florida, United States

Site Status

Qps_Mra, Llc

South Miami, Florida, United States

Site Status

Atlanta Center for Medical Research

Atlanta, Georgia, United States

Site Status

NeuroTrials Research Inc.

Atlanta, Georgia, United States

Site Status

Quest Research Institute

Farmington Hills, Michigan, United States

Site Status

SRI Biosciences

Plymouth, Michigan, United States

Site Status

PsychCare Consultants Research

St Louis, Missouri, United States

Site Status

Wake Research

Raleigh, North Carolina, United States

Site Status

Cleveland Clinic

Cleveland, Ohio, United States

Site Status

Oregon Health & Science University

Portland, Oregon, United States

Site Status

UT Southwestern Medical Center

Dallas, Texas, United States

Site Status

Centex Studies, INC.

Houston, Texas, United States

Site Status

Northwest Clinical Research Center

Bellevue, Washington, United States

Site Status

Alfred Hospital

Melbourne, Victoria, Australia

Site Status

Hopital Neurologique

Bron, , France

Site Status

Hopital Henri Mondor

Créteil, , France

Site Status

CHU Grenoble Alpes

Grenoble, , France

Site Status

Hopital Roger Salengro

Lille, , France

Site Status

Hopital de la Timone

Marseille, , France

Site Status

CHU Caremeau

Nîmes, , France

Site Status

CHU de Poitiers

Poitiers, , France

Site Status

CHU Charles Nicolle

Rouen, , France

Site Status

CHU Purpan - Hopital Pierre Paul Riquet

Toulouse, , France

Site Status

Countries

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United States Australia France

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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Alkahest study 6021-201

Identifier Type: -

Identifier Source: org_study_id

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