NYX-458 in Subjects With Mild Cognitive Impairment or Mild Dementia Due to Parkinson's Disease or Lewy Body Dementia (Cognition, Memory, Attention, Thinking)

NCT ID: NCT04148391

Last Updated: 2022-10-27

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE2

Total Enrollment

99 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-11-14

Study Completion Date

2022-12-30

Brief Summary

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A Study to Evaluate NYX-458 in Subjects With Mild Cognitive Impairment or Mild Dementia Associated With Parkinson's Disease or Prodromal or Manifest Lewy Body Dementia

Detailed Description

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The study will be a 16 to 18-week study, including a 2 to 4-week screening period, followed by a 12-week double-blind, randomized, placebo-controlled treatment Period, and a 2-week follow-up period. Subjects eligible for the study will be randomized to receive either NYX-458 or placebo.

Conditions

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Mild Cognitive Impairment Mild Dementia Parkinson Disease Lewy Body Disease

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Placebo

Matching placebo Capsules

Group Type PLACEBO_COMPARATOR

Placebo Oral Capsule

Intervention Type DRUG

Matching placebo capsules.

NYX-458 30 mg

Single oral dose taken daily for 12 weeks.

Group Type EXPERIMENTAL

NYX-458

Intervention Type DRUG

NYX-458 is a small molecule that modulates the N-methyl-D-aspartate receptor (NMDAR).

Interventions

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Placebo Oral Capsule

Matching placebo capsules.

Intervention Type DRUG

NYX-458

NYX-458 is a small molecule that modulates the N-methyl-D-aspartate receptor (NMDAR).

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Informed Consent
* Diagnosis of Parkinson's disease and mild cognitive impairment or mild dementia OR diagnosis of mild cognitive impairment or mild dementia with Lewy bodies
* Presence of subjective cognitive complaints by the patient
* Verifiable impairment, as defined a CGI-S (Clinical Global Impression-Severity) score of at least 3 (mildly ill).
* Score on the MoCA (Montreal Cognitive Assessment) between 15 and 25, inclusive.
* Stable anti-parkinsonian regimen (if applicable)
* Has a study partner who can accompany the subject at specified study visits

Exclusion Criteria

* Clinically meaningful motor complications
* Current use of medications with primarily central nervous system activities
* Other clinically significant medical histories that may interfere with completing the study.
Minimum Eligible Age

50 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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CogState Ltd.

INDUSTRY

Sponsor Role collaborator

Worldwide Clinical Trials

OTHER

Sponsor Role collaborator

Aptinyx

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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Aptinyx Clinical Site

Scottsdale, Arizona, United States

Site Status

Aptinyx Clinical Site

Fresno, California, United States

Site Status

Aptinyx Clinical Site

Simi Valley, California, United States

Site Status

Aptinyx Clinical Site

Boca Raton, Florida, United States

Site Status

Aptinyx Clinical Site

Bradenton, Florida, United States

Site Status

Aptinyx Clinical Site

Miami, Florida, United States

Site Status

Aptinyx Clinical Site

Miami, Florida, United States

Site Status

Aptinyx Clinical Site

Miami, Florida, United States

Site Status

Aptinyx Clinical Site

Miami, Florida, United States

Site Status

Aptinyx Clinical Site

Miami Lakes, Florida, United States

Site Status

Aptinyx Clinical Site

Orlando, Florida, United States

Site Status

Aptinyx Clinical Site

Port Charlotte, Florida, United States

Site Status

Aptinyx Clinical Site

Port Orange, Florida, United States

Site Status

Aptinyx Clinical Site

Sunrise, Florida, United States

Site Status

Aptinyx Clinical Site

Decatur, Georgia, United States

Site Status

Aptinyx Clinical Site

Farmington Hills, Michigan, United States

Site Status

Aptinyx Clinical Site

Golden Valley, Minnesota, United States

Site Status

Aptinyx Clinical Site

Toms River, New Jersey, United States

Site Status

Aptinyx Clinical Site

Poughkeepsie, New York, United States

Site Status

Aptinyx Clinical Site

Asheville, North Carolina, United States

Site Status

Aptinyx Clinical Site

Dayton, Ohio, United States

Site Status

Aptinyx Clinical Site

Tulsa, Oklahoma, United States

Site Status

Aptinyx Clinical Site

Round Rock, Texas, United States

Site Status

Aptinyx Clinical Site

Sugar Land, Texas, United States

Site Status

Aptinyx Clinical Site

Bellevue, Washington, United States

Site Status

Aptinyx Clinical Site

Spokane, Washington, United States

Site Status

Countries

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United States

Other Identifiers

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NYX-458-2006

Identifier Type: -

Identifier Source: org_study_id

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