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TNX-601

Phase 2

Depression | Small molecule | Psychiatry |Tonix Pharmaceuticals Holding Corp.|Trials Updated: Feb 17, 2025

TNX-601 target and mechanism

ModalitySmall molecule

Also known as TNX-601 ER

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLED
Total Trials1
Total Enrollment132

FDA Designations

No designations recorded

TNX-601 clinical trials

TNX-601 · 1 trial · 6 indications

Phase 2 1
NCT05686408Study to Evaluate TNX-601 ER Monotherapy Versus Placebo in Patients With Major Depressive Disorder (MDD)Depression
COMPLETED132 Analytics
PHASE2COMPLETED
Study to Evaluate TNX-601 ER Monotherapy Versus Placebo in Patients With Major Depressive Disorder (MDD)
DepressionUnlock trial analytics

Study Endpoints

Primary Endpoints

Montgomery Asberg Depression Rating Scale (MADRS)
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 Endpoints

Clinical Global Impression of Severity (CGI-S)
Day 1 and Week 6
Sheehan Disability Scale (SDS)
Day 1 and Week 6
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
TNX-601 ER, 39.4 mgEXPERIMENTAL1x TNX-601 ER, 39.4 mg, tablet taken orally once daily for 6 weeks.
PlaceboPLACEBO_COMPARATORPlacebo tablet taken orally once daily for 6 weeks.

Interventions

NameTypeDescription
TNX-601 ERDRUGPatients will take 1 tablet orally once daily for 6 weeks.
PlaceboDRUGPatients will take 1 tablet orally once daily for 6 weeks.
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Eligibility Criteria

Age Range18 Years to 65 Years
SexALL
Healthy VolunteersNo
Study Sites27

Inclusion Criteria: * Female or male aged 18 to 65 years (inclusive). * Have a primary DSM-5 diagnosis of current MDD. 1. The duration of the current MDE must be at least 12 weeks. 2. Without psychotic or catatonic features. Exclusion Criteria: * Psychiatric History: 1. Diagnosis of DSM-5...

Countries:United States
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Frequently asked questions about TNX-601

What is TNX-601 used for?

TNX-601 is an investigational small molecule being developed for the treatment of depression, including major depressive disorder. It is in Phase 2 clinical development and is not approved for any indication. The completed Phase 2 trial evaluated TNX-601 ER as monotherapy in patients with major depressive disorder.

Who makes TNX-601?

TNX-601 is being developed by Tonix Pharmaceuticals Holding Corp., which trades on the Nasdaq under the ticker TNXP. The company is the sponsor of the clinical program for TNX-601 ER in depression.

What phase is TNX-601 in?

TNX-601 is in Phase 2 clinical development. One Phase 2 trial has been completed, and no active trials are currently listed. The drug remains investigational and has not been approved by the FDA for any indication.

What clinical trials is TNX-601 in?

TNX-601 has been studied in a completed Phase 2 trial, NCT05686408, titled Study to Evaluate TNX-601 ER Monotherapy Versus Placebo in Patients With Major Depressive Disorder (MDD). The trial enrolled 132 patients in the United States and was randomized, double-blind, and placebo-controlled.

Is TNX-601 the same as TNX-601 ER?

Yes, TNX-601 ER is an alternative name for TNX-601. The ER designation refers to the extended-release formulation used in the Phase 2 trial NCT05686408, which evaluated TNX-601 ER monotherapy versus placebo in patients with major depressive disorder.