Safety and Efficacy of NYX-783 in Subjects With Post-Traumatic Stress Disorder

NCT ID: NCT04044664

Last Updated: 2022-05-17

Study Results

Results available

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

160 participants

Study Classification

INTERVENTIONAL

Study Start Date

2019-01-25

Study Completion Date

2020-08-05

Brief Summary

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To evaluate the safety, tolerability, and response profile of NYX-783 in a Post-Traumatic Stress Disorder population.

Detailed Description

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The study will be a 10 to 12-week study, including a 1 to 3-week screening Period, followed by a double-blind, randomized, placebo-controlled, parallel-group Treatment Period, and a 1-week follow-up Period. Subjects eligible for the study will be randomized to receive either NYX-783 (4-weeks) or placebo (4 or 8-weeks).

Conditions

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Post-Traumatic Stress Disorder

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Subjects will be randomized to receive placebo or NYX-783.
Primary Study Purpose

TREATMENT

Blinding Strategy

TRIPLE

Participants Investigators Outcome Assessors

Study Groups

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Placebo

Group Type PLACEBO_COMPARATOR

Placebo oral capsule

Intervention Type DRUG

Matching placebo capsules.

NYX-783 Low Dose (10 mg QD)

Group Type EXPERIMENTAL

NYX-783

Intervention Type DRUG

NYX-783 is a small molecule that modulates the N-methyl-D-aspartate receptor (NMDAR).

NYX-783 High Dose (50 mg QD)

Group Type EXPERIMENTAL

NYX-783

Intervention Type DRUG

NYX-783 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-783

NYX-783 is a small molecule that modulates the N-methyl-D-aspartate receptor (NMDAR).

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* A primary diagnosis of PTSD \[Post Traumatic Stress Disorder, according to DSM-5 (Diagnostic and Statistical Manual of Mental Disorders)\] with the primary traumatic event occurring ≥12 months prior to screening.
* PCL-5 (PTSD Checklist for DSM-5) ≥38 at screening.
* CAPS-5 (Clinician-Administered PTSD Scale for DSM-5) total score ≥30 at screening.

Exclusion Criteria

* Complex PTSD.
* Trauma focused psychotherapies.
* Primary traumatic event occurred prior to 2001.
* Primary traumatic event was followed by further major traumatic life episodes.
* Other psychiatric disorders that is the primary focus of treatment or followed/worsened since exposure to the trauma (except for major depressive disorder or anxiety disorders that followed exposure to the trauma or an anxiety disorder that showed a worsening after trauma)
* 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

18 Years

Maximum Eligible Age

65 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Premier Research Group plc

UNKNOWN

Sponsor Role collaborator

Massachusetts General Hospital

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

Tuscaloosa, Alabama, United States

Site Status

Aptinyx Clinical Site

Phoenix, Arizona, United States

Site Status

Aptinyx Clinical Site

Little Rock, Arkansas, United States

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Aptinyx Clinical Site

Bellflower, California, United States

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Aptinyx Clinical Site

Glendale, California, United States

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Aptinyx Clinical Site

Imperial, California, United States

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Aptinyx Clinical Site

Oakland, California, United States

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Aptinyx Clinical Site

Oceanside, California, United States

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Aptinyx Clinical Site

Orange, California, United States

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Aptinyx Clinical Site

Riverside, California, United States

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Aptinyx Clinical Site

San Diego, California, United States

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Aptinyx Clinical Site

San Marcos, California, United States

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Aptinyx Clinical Site

Santa Ana, California, United States

Site Status

Aptinyx Clinical Site

Temecula, California, United States

Site Status

Aptinyx Clinical Site

Torrance, California, United States

Site Status

Aptinyx Clinical Site

Colorado Springs, Colorado, United States

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Aptinyx Clinical Site

Norwich, Connecticut, United States

Site Status

Aptinyx Clinical Site

Jacksonville, Florida, United States

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Aptinyx Clinical Site

Lauderhill, Florida, United States

Site Status

Aptinyx Clinical Site

Orlando, Florida, United States

Site Status

Aptinyx

Atlanta, Georgia, United States

Site Status

Aptinyx Clinical Site

Atlanta, Georgia, United States

Site Status

Aptinyx Clinical Site

Hoffman Estates, Illinois, United States

Site Status

Aptinyx Clinical Site

Boston, Massachusetts, United States

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Aptinyx Clinical Site

Las Vegas, Nevada, United States

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Aptinyx Clinical Site

Berlin, New Jersey, United States

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Aptinyx Clinical Site

Cedarhurst, New York, United States

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Aptinyx Clinical Site

New York, New York, United States

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Aptinyx Clinical Site

Staten Island, New York, United States

Site Status

Aptinyx Clinical Site

Salisbury, North Carolina, United States

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Aptinyx Clinical Site

Canton, Ohio, United States

Site Status

Aptinyx Clinical Site

Cincinnati, Ohio, United States

Site Status

Aptinyx Clinical Site

Oklahoma City, Oklahoma, United States

Site Status

Aptinyx Clinical Site

Memphis, Tennessee, United States

Site Status

Aptinyx Clinical Site

Austin, Texas, United States

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Aptinyx Clinical Site

San Antonio, Texas, United States

Site Status

Aptinyx Clinical Site

Bellevue, Washington, United States

Site Status

Countries

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United States

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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NYX-783-2004

Identifier Type: -

Identifier Source: org_study_id

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