NCT03841773

Brief Summary

This is a 12-week, multicenter, randomized, double-blind, placebo-controlled, fixed-dose study that will investigate the efficacy and safety of TNX-102 SL 5.6 mg (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.

Trial Health

57
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
192

participants targeted

Target at P25-P50 for phase_3

Timeline
Completed

Started Mar 2019

Shorter than P25 for phase_3

Geographic Reach
1 country

30 active sites

Status
terminated

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

February 12, 2019

Completed
3 days until next milestone

First Posted

Study publicly available on registry

February 15, 2019

Completed
20 days until next milestone

Study Start

First participant enrolled

March 7, 2019

Completed
1.1 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

April 24, 2020

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

April 24, 2020

Completed
4.8 years until next milestone

Results Posted

Study results publicly available

February 6, 2025

Completed
Last Updated

February 6, 2025

Status Verified

February 1, 2025

Enrollment Period

1.1 years

First QC Date

February 12, 2019

Results QC Date

January 12, 2025

Last Update Submit

February 5, 2025

Conditions

Keywords

PTSD

Outcome Measures

Primary Outcomes (1)

  • Mean Change From Baseline in the Total CAPS-5 Score

    The primary efficacy endpoint is the mean change from baseline (Day 1) in the total CAPS-5 score after 12 weeks of treatment. The CAPS-5 is an updated and validated version of a semi-structured interview that has been designed to assess the essential features of PTSD as defined by the DSM-5. The total score ranges from 0 to 80 with higher scores indicating more severe PTSD symptoms.

    Day 1, Week 12

Secondary Outcomes (3)

  • Clinical Global Impression of Severity (CGI-S)

    Day 1, Week 12

  • Sheehan Disability Scale (SDS)

    Day 1, Week 12

  • Patient-Reported Outcome Measurement Information System (PROMIS) Sleep Disturbance

    Day 1, Week 12

Study Arms (2)

TNX-102 SL Tablet 2.8 mg

EXPERIMENTAL

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

Drug: TNX-102 SL

Placebo SL Tablet

PLACEBO COMPARATOR

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

Drug: Placebo SL Tablets

Interventions

Patients will take 2 tablets of randomly assigned study drug sublingually starting on Day 1 for 12 weeks

Also known as: Low dose cyclobenzaprine sublingual tablets, Tonmya(R)
TNX-102 SL Tablet 2.8 mg

Patients will take 2 tablets of randomly assigned study drug sublingually starting on Day 1 for 12 weeks

Also known as: Placebo sublingual tablets, TNX-102 SL Placebo Tablets
Placebo SL Tablet

Eligibility Criteria

Age18 Years - 75 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Male and Female subjects between the years of 18-75 with a diagnosis of PTSD (diagnosis can be made at screening)
  • Index trauma must have occurred within 9 years of Screening Visit
  • Must have occurred when the patient was ≥18 years of age

You may not qualify if:

  • Use of antidepressant medication within 2 months of Baseline

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (30)

Ashild Peters

Phoenix, Arizona, 85012, United States

Location

Ashild Peters

Little Rock, Arkansas, 72211, United States

Location

Ashild Peters

Rogers, Arkansas, 72758, United States

Location

Ashild Peters

Beverly Hills, California, 90210, United States

Location

Ashild Peters

Oceanside, California, 92056, United States

Location

Ashild Peters

Orange, California, 92868, United States

Location

Ashild Peters

Panorama City, California, 91402, United States

Location

Ashild Peters

Riverside, California, 92506, United States

Location

Ashild Peters

San Diego, California, 92123, United States

Location

Ashild Peters

Temecula, California, 92591, United States

Location

Ashild Peters

Colorado Springs, Colorado, 80910, United States

Location

Ashild Peters

Norwich, Connecticut, 06360, United States

Location

Ashild Peters

Washington D.C., District of Columbia, 20011, United States

Location

Ashild Peters

Jacksonville, Florida, 32256, United States

Location

Ashild Peters

North Miami, Florida, 33161, United States

Location

Ashild Peters

Orlando, Florida, 32801, United States

Location

Ashild Peters

Tampa, Florida, 33614, United States

Location

Ashild Peters

Alpharetta, Georgia, 30341, United States

Location

Ashild Peters

Lincolnwood, Illinois, 60712, United States

Location

Ashild Peters

Boston, Massachusetts, 02131, United States

Location

Ashild Peters

New Bedford, Massachusetts, 02740, United States

Location

Ashild Peters

Flowood, Mississippi, 39232, United States

Location

Ashild Peters

St Louis, Missouri, 63141, United States

Location

Ashild Peters

Las Vegas, Nevada, 89102, United States

Location

Ashild Peters

Oklahoma City, Oklahoma, 73106, United States

Location

Ashild Peters

Portland, Oregon, 97214, United States

Location

Ashild Peters

Salem, Oregon, 97301, United States

Location

Ashild Peters

Memphis, Tennessee, 38119, United States

Location

Ashild Peters

Austin, Texas, 78737, United States

Location

Ashild Peters

Dallas, Texas, 75231, United States

Location

MeSH Terms

Conditions

Stress Disorders, Post-Traumatic

Condition Hierarchy (Ancestors)

Stress Disorders, TraumaticTrauma and Stressor Related DisordersMental Disorders

Results Point of Contact

Title
Gregory Sullivan, MD
Organization
Tonix Pharmaceuticals

Study Officials

  • Gregory M Sullivan, MD

    Tonix Pharmaceuticals

    STUDY DIRECTOR

Publication Agreements

PI is Sponsor Employee
No
Restriction Type
OTHER
Restrictive Agreement
Yes

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

February 12, 2019

First Posted

February 15, 2019

Study Start

March 7, 2019

Primary Completion

April 24, 2020

Study Completion

April 24, 2020

Last Updated

February 6, 2025

Results First Posted

February 6, 2025

Record last verified: 2025-02

Locations