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Clinical Trials/NCT05686408
NCT05686408
Completed
Phase 2

A Phase 2, Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study to Evaluate the Efficacy, Safety, and Tolerability of TNX-601 ER Monotherapy Versus Placebo in Patients With Major Depressive Disorder (MDD)

Tonix Pharmaceuticals, Inc.27 sites in 1 country132 target enrollmentMarch 2, 2023

Overview

Phase
Phase 2
Intervention
TNX-601 ER
Conditions
Depression
Sponsor
Tonix Pharmaceuticals, Inc.
Enrollment
132
Locations
27
Primary Endpoint
Montgomery Asberg Depression Rating Scale (MADRS)
Status
Completed
Last Updated
last year

Overview

Brief Summary

This is a Phase 2, randomized, double-blind, placebo-controlled, parallel-group study to evaluate the efficacy, safety, and tolerability of TNX-601 ER monotherapy versus placebo in patients with Major Depressive Disorder (MDD).

Registry
clinicaltrials.gov
Start Date
March 2, 2023
End Date
September 29, 2023
Last Updated
last year
Study Type
Interventional
Study Design
Parallel
Sex
All

Investigators

Responsible Party
Sponsor

Eligibility Criteria

Inclusion Criteria

  • Female or male aged 18 to 65 years (inclusive).
  • Have a primary DSM-5 diagnosis of current MDD.
  • The duration of the current MDE must be at least 12 weeks.
  • Without psychotic or catatonic features.

Exclusion Criteria

  • Psychiatric History:
  • Diagnosis of DSM-5-defined lifetime bipolar disorder (I, II, or unspecified), schizophrenia, schizoaffective disorder, MDD with psychotic features, other psychotic disorder, or antisocial personality disorder; current (past month) obsessive-compulsive disorder; current (past month) posttraumatic stress disorder; current (past 3 months) anorexia nervosa; lifetime opioid or lifetime sedative-hypnotic use disorders, as confirmed by the MINI 7.0.
  • Diagnosis of borderline personality disorder
  • Patients with comorbid generalized anxiety disorder (GAD), social anxiety disorder (SAD), or panic disorder are excluded only if the GAD, SAD, or panic disorder is considered the primary psychiatric diagnosis, rather than MDD. (If MDD is the primary diagnosis, patients with comorbid GAD, SAD, and panic disorder are allowed for randomization).
  • Patients with treatment refractory MDD, ie, previously having in their lifetime failed ≥2 treatments with at least 2 different classes of antidepressants of adequate dose, duration, and treatment adherence

Arms & Interventions

TNX-601 ER, 39.4 mg

1x TNX-601 ER, 39.4 mg, tablet taken orally once daily for 6 weeks.

Intervention: TNX-601 ER

Placebo

Placebo tablet taken orally once daily for 6 weeks.

Intervention: Placebo

Outcomes

Primary Outcomes

Montgomery Asberg Depression Rating Scale (MADRS)

Time Frame: Day 1 and Week 6

Change from Baseline (Visit 2) in the MADRS total score at Week 6. Scores range from 0 to 60. Lower scores indicate less depression.

Secondary Outcomes

  • Clinical Global Impression of Severity (CGI-S)(Day 1 and Week 6)
  • Sheehan Disability Scale (SDS)(Day 1 and Week 6)

Study Sites (27)

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