Safety and Efficacy Study of TNX-102 SL in Patients With Military-related PTSD

NCT ID: NCT03062540

Last Updated: 2024-05-22

Study Results

Results available

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

View full results

Basic Information

Get a concise snapshot of the trial, including recruitment status, study phase, enrollment targets, and key timeline milestones.

Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

358 participants

Study Classification

INTERVENTIONAL

Study Start Date

2017-03-27

Study Completion Date

2018-07-27

Brief Summary

Review the sponsor-provided synopsis that highlights what the study is about and why it is being conducted.

This is a 12-week, multicenter, randomized, double-blind, placebo-controlled, fixed-dose study that will investigate the efficacy and safety of 5.6 mg TNX-102 SL (2 x 2.8 mg tablets)-a sublingual formulation of cyclobenzaprine. Following successful screening and randomization, eligible patients will have a telephonic visit at week 2 and then return regularly to the study clinic for monthly visits for assessments of efficacy and safety.

Detailed Description

Dive into the extended narrative that explains the scientific background, objectives, and procedures in greater depth.

Conditions

See the medical conditions and disease areas that this research is targeting or investigating.

PTSD

Study Design

Understand how the trial is structured, including allocation methods, masking strategies, primary purpose, and other design elements.

Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

Review each arm or cohort in the study, along with the interventions and objectives associated with them.

TNX-102 SL Tablet, 5.6 mg

2 x TNX-102 SL, 2.8 mg Tablets taken sublingually each day at bedtime for 12 weeks.

Group Type EXPERIMENTAL

TNX-102 SL

Intervention Type DRUG

Patients will take 2 tablets of randomly assigned study drug sublingually each day at bedtime starting on Day 0 for 12 weeks

Placebo SL Tablet

2 x Placebo Tablet taken sublingually each day at bedtime for 12 weeks.

Group Type PLACEBO_COMPARATOR

Placebo SL Tablet

Intervention Type DRUG

Patients will take 2 tablets of randomly assigned study drug sublingually each day at bedtime starting on Day 0 for 12 weeks

Interventions

Learn about the drugs, procedures, or behavioral strategies being tested and how they are applied within this trial.

TNX-102 SL

Patients will take 2 tablets of randomly assigned study drug sublingually each day at bedtime starting on Day 0 for 12 weeks

Intervention Type DRUG

Placebo SL Tablet

Patients will take 2 tablets of randomly assigned study drug sublingually each day at bedtime starting on Day 0 for 12 weeks

Intervention Type DRUG

Other Intervention Names

Discover alternative or legacy names that may be used to describe the listed interventions across different sources.

Low dose cyclobenzaprine sublingual tablets Placebo sublingual tablets

Eligibility Criteria

Check the participation requirements, including inclusion and exclusion rules, age limits, and whether healthy volunteers are accepted.

Inclusion Criteria

* Male or female between 18 and 75 years of age, who have served in any branch of the military.
* Diagnosed with current PTSD as determined by the Clinician-Administered PTSD Scale (CAPS-5) for DSM-5.
* Index trauma(s) resulting in PTSD must meet DSM-5 criterion A for PTSD as described in CAPS-5, have occurred in 2001 or later, be military service related.
* Willing to refrain from use of all other formulations of cyclobenzaprine.
* Willing and able to refrain from antidepressants and other excluded medications.
* Capable of reading and understanding English and able to provide written informed consent.
* If female, either not of childbearing potential or practicing a medically acceptable method of birth control throughout the study.
* Willing and able to comply with all protocol-specified requirements.

Exclusion Criteria

* Increased risk of suicide, based on the investigator's judgment that is of a severity that is not appropriate for outpatient management, or that warrants additional therapy excluded by the protocol.
* Significant (e.g., moderate or severe) comorbid traumatic brain injury (TBI) by history.
* Severe depressive symptoms at screening or baseline.
* Clinically significant laboratory abnormalities based on screening laboratory tests and/or medical history in the investigator's opinion.
* Use of antidepressant medication within 2 months of baseline.
* Female patients who are pregnant or lactating.
* History of serotonin syndrome, severe allergic reaction or bronchospasm or known hypersensitivity to cyclobenzaprine or the excipients.
* Seizure disorder.
* Patients with a body mass index (BMI) \> 45.
* Has received any other investigational drug within 30 days before Screening.
* Previous participation in any other study with TNX-102 SL.
* Family member of investigative staff.
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

Meet the organizations funding or collaborating on the study and learn about their roles.

Premier Research Group plc

UNKNOWN

Sponsor Role collaborator

Tonix Pharmaceuticals, Inc.

INDUSTRY

Sponsor Role lead

Responsible Party

Identify the individual or organization who holds primary responsibility for the study information submitted to regulators.

Responsibility Role SPONSOR

Principal Investigators

Learn about the lead researchers overseeing the trial and their institutional affiliations.

Greg Sullivan, MD

Role: STUDY_DIRECTOR

Tonix Pharmaceuticals

Locations

Explore where the study is taking place and check the recruitment status at each participating site.

Phoenix

Phoenix, Arizona, United States

Site Status

Little Rock

Little Rock, Arkansas, United States

Site Status

Rogers

Rogers, Arkansas, United States

Site Status

Beverly hills

Beverly Hills, California, United States

Site Status

Glendale

Glendale, California, United States

Site Status

Oakland

Oakland, California, United States

Site Status

Oceanside

Oceanside, California, United States

Site Status

Orange

Orange, California, United States

Site Status

Riverside

Riverside, California, United States

Site Status

San Diego

San Diego, California, United States

Site Status

San Diego

San Diego, California, United States

Site Status

Temecula

Temecula, California, United States

Site Status

Colorado Springs

Colorado Springs, Colorado, United States

Site Status

Cromwell

Cromwell, Connecticut, United States

Site Status

Norwich

Norwich, Connecticut, United States

Site Status

Washington, D.C.

Washington D.C., District of Columbia, United States

Site Status

Jacksonville

Jacksonville, Florida, United States

Site Status

Lake City

Lake City, Florida, United States

Site Status

Lauderhill

Lauderhill, Florida, United States

Site Status

Maitland

Maitland, Florida, United States

Site Status

Tampa

Tampa, Florida, United States

Site Status

Atlanta

Atlanta, Georgia, United States

Site Status

Chicago

Chicago, Illinois, United States

Site Status

New Bedford

New Bedford, Massachusetts, United States

Site Status

Flowood

Flowood, Mississippi, United States

Site Status

St. Louis

St Louis, Missouri, United States

Site Status

Missoula

Missoula, Montana, United States

Site Status

Las Vegas

Las Vegas, Nevada, United States

Site Status

Berlin

Berlin, New Jersey, United States

Site Status

Cedarhurst

Cedarhurst, New York, United States

Site Status

New York

New York, New York, United States

Site Status

Canton

Canton, Ohio, United States

Site Status

Cincinnati

Cincinnati, Ohio, United States

Site Status

Dayton

Dayton, Ohio, United States

Site Status

Oklahoma City

Oklahoma City, Oklahoma, United States

Site Status

Downingtown

Downingtown, Pennsylvania, United States

Site Status

Media

Media, Pennsylvania, United States

Site Status

Charleston

Charleston, South Carolina, United States

Site Status

Austin

Austin, Texas, United States

Site Status

Dallas

Dallas, Texas, United States

Site Status

Houston

Houston, Texas, United States

Site Status

San Antonio

San Antonio, Texas, United States

Site Status

Salem

Salem, Virginia, United States

Site Status

Everett

Everett, Washington, United States

Site Status

Countries

Review the countries where the study has at least one active or historical site.

United States

References

Explore related publications, articles, or registry entries linked to this study.

Parmenter ME, Lederman S, Weathers FW, Davis LL, Vaughn B, Engels J, Sullivan GM. A phase 3, randomized, placebo-controlled, trial to evaluate the efficacy and safety of bedtime sublingual cyclobenzaprine (TNX-102 SL) in military-related posttraumatic stress disorder. Psychiatry Res. 2024 Apr;334:115764. doi: 10.1016/j.psychres.2024.115764. Epub 2024 Feb 1.

Reference Type RESULT
PMID: 38350291 (View on PubMed)

Dunlop BW, Rakofsky JJ, Newport DJ, Mletzko-Crowe T, Barone K, Nemeroff CB, Harvey PD. Efficacy of Vortioxetine Monotherapy for Posttraumatic Stress Disorder: A Randomized, Placebo-Controlled Trial. J Clin Psychopharmacol. 2021 Mar-Apr 01;41(2):172-179. doi: 10.1097/JCP.0000000000001363.

Reference Type DERIVED
PMID: 33587394 (View on PubMed)

Provided Documents

Download supplemental materials such as informed consent forms, study protocols, or participant manuals.

Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

Review additional registry numbers or institutional identifiers associated with this trial.

TNX-CY-P301

Identifier Type: -

Identifier Source: org_study_id

More Related Trials

Additional clinical trials that may be relevant based on similarity analysis.