Clinical trial No longer in our active list Phase 3 Interventional Ages 18 to 65

Fasedienol Nasal Spray for treating anxiety in adults with Social Anxiety Disorder

Official title: US, Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled Clinical Trial of Fasedienol Nasal Spray for the Acute Treatment of Anxiety Induced by a Public Speaking Challenge in Adult Subjects with Social Anxiety Disorder, with an Open-Label Extension (PALISADE-3)

Run by VistaGen Therapeutics, Inc. · NCT06358651 · Data updated 2026-05-14

This study is no longer in our active list. It may have stopped recruiting or finished. The details below are as of 2026-05-14 and are kept for reference. Check ClinicalTrials.gov for its current status, or see similar studies below.

This study is testing whether a nasal spray called Fasedienol can help adults with Social Anxiety Disorder feel less anxious during public speaking.

More Social Anxiety Disorder trials

Quick facts

PhasePhase 3
Study typeInterventional
Ages18 Years to 65 Years
SexAll
Enrollment236 (estimated)
SponsorVistaGen Therapeutics, Inc.
Industry-sponsored
Locations19 sites (Phoenix, Arizona and 18 other locations)
Trial IDNCT06358651 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates are adults aged 18 to 65 with a confirmed diagnosis of Social Anxiety Disorder and significant anxiety symptoms.

Probably not a fit

Patients with a history of certain psychiatric disorders or those with olfactory dysfunction may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This Phase 3 clinical trial evaluates the effectiveness, safety, and tolerability of Fasedienol Nasal Spray for alleviating acute anxiety symptoms in adults aged 18 to 65 diagnosed with Social Anxiety Disorder during a public speaking challenge. Participants will receive either the Fasedienol spray or a placebo, with the option to enter an open-label extension phase for additional treatment. The study aims to assess the nasal spray's impact on anxiety relief and its safety profile over a period of up to 12 months.

Why it matters

Potential benefit: If successful, this treatment could provide rapid relief from acute anxiety symptoms for individuals with Social Anxiety Disorder.

How similar studies have gone: Other studies have shown promise with similar approaches, but this specific treatment is being evaluated in a Phase 3 setting, indicating a significant step towards potential approval.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Written informed consent provided prior to conducting any study specific assessment.
* Male and female adults, 18 through 65 years of age, inclusive.
* Current diagnosis of SAD as defined in the Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5), and confirmed by the Mini-International Neuropsychiatric Interview (MINI).
* Clinician-rated Liebowitz Social Anxiety Scale (LSAS) total score ≥70 at Screening (Visit 1).
* Clinician-rated Hamilton Depression Rating Scale (HAM-D) (17-items) total score \<16.
* Female subjects of childbearing potential must be able to commit to the consistent and correct use of an effective method of birth control throughout the study
* Subjects must have normal olfactory function

Exclusion Criteria:

* Any history of bipolar disorder (I or II), schizophrenia, schizoaffective disorder, psychosis, anorexia or bulimia, premenstrual dysphoric disorder, autism spectrum disorder, or obsessive-compulsive disorder.
* Any other current principal or personality disorder (previously known as Axis I or Axis II disorders), except for specific phobias or generalized anxiety disorder, provided that these are not the primary diagnosis.
* Subjects who meet criteria for moderate or severe alcohol use disorder within the 1 year prior to study entry, or any use of illicit substances or tetrahydrocannabinol ("THC") within 2 months prior to study entry.
* In the opinion of the investigator, the subject has a significant risk for suicidal behavior during the course of their participation in the study, or the subject is considered to be an imminent danger to themself or others.
* Clinically significant nasal pathology or history of significant nasal trauma, nasal surgery, total anosmia, or nasal septum perforation that may have damaged the nasal chemosensory epithelium.
* Two or more documented failed adequate treatment trials with a registered medication approved for SAD.
* Currently receiving cognitive-behavioral therapy (CBT), exposure therapy, or acceptance and commitment therapy.
* Subjects taking psychotropic medications within 30 days before Visit 2
* Use of any over-the-counter product, prescription product, off-label treatment, cannabidiol ("CBD"), or herbal preparation for treatment of the symptoms of anxiety or social anxiety within 30 days before Visit 2.
* Prior participation in a clinical trial involving fasedienol.
* Participation in any other clinical trial within the last 30 days or during the course of the current trial.
* Subjects with a positive urine drug screen.
* Women who have a positive urine pregnancy test.
* Women who are currently breastfeeding are not eligible unless they are willing to stop breastfeeding for the duration of the study.
* Subjects who have tested positive and/or have exhibited symptoms consistent with SARS-CoV-2 infection during the 4 weeks prior to Screening (Visit 1).
* Any clinically significant medical history or findings as determined by the Investigator that could interfere with the objectives of the study or put the participant at risk.

Where it's running

  • Vistagen Clinical Site
    Phoenix, Arizona, United States
    Recruiting
  • Vistagen Clinical Site
    Lafayette, California, United States
    Recruiting
  • Vistagen Clinical Site
    Oceanside, California, United States
    Recruiting
  • Vistagen Clinical Site
    Sherman Oaks, California, United States
    Recruiting
  • Vistagen Clinical Site
    Cromwell, Connecticut, United States
    Recruiting
  • Vistagen Clinical Site
    Lakeland, Florida, United States
    Recruiting
Show 13 more locations
  • Vistagen Clinical Site
    Orlando, Florida, United States
    Recruiting
  • Vistagen Clinical Site
    Chicago, Illinois, United States
    Recruiting
  • Vistagen Clinical Site
    Baltimore, Maryland, United States
    Recruiting
  • Vistagen Clinical Site
    Boston, Massachusetts, United States
    Recruiting
  • Vistagen Clinical Site
    St. Charles, Missouri, United States
    Recruiting
  • Vistagen Clinical Site
    New York, New York, United States
    Recruiting
  • Vistagen Clinical Site
    Media, Pennsylvania, United States
    Recruiting
  • Vistagen Clinical Site
    Memphis, Tennessee, United States
    Recruiting
  • Vistagen Clinical Site
    Fort Worth, Texas, United States
    Recruiting
  • Vistagen Clinical Site
    Draper, Utah, United States
    Recruiting
  • Vistagen Clinical Site
    Everett, Washington, United States
    Recruiting
  • Vistagen Clinical Site
    Jacksonville, Florida, United States
    Terminated
  • Vistagen Clinical Site
    Overland Park, Kansas, United States
    Active not recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.