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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 3INTERVENTIONAL

A Phase 3 Trial of MM120 for Generalized Anxiety Disorder (Panorama)

A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled, 12-Week Study (Part A) With a 40 Week Open-label Extension (Part B) Evaluating the Efficacy and Safety of Oral MM120 Compared to Placebo in the Treatment of Adults With Generalized Anxiety Disorder - Panorama

A Phase 3 Trial of MM120 for Generalized Anxiety Disorder (Panorama) (NCT06809595) is a Phase 3 interventional studying Generalized Anxiety Disorder, sponsored by Definium Therapeutics US, Inc.. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

A Phase 3, Double-blind, Placebo-controlled Study (Part A) with an Open-label Extension (Part B) Evaluating MM120 Compared to Placebo in Generalized Anxiety Disorder - Panorama

What Stage of Research Is This?

Phase 3 trials confirm efficacy and safety in large patient groups (often 300–3,000+) and form the evidence base for an FDA approval submission. For Generalized Anxiety Disorder, Phase 3 studies typically randomize participants between the investigational treatment and either a placebo or current standard of care. A successful Phase 3 result is the threshold most treatments need to clear before regulatory approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

Target enrollment of 250 participants puts this in the typical range for a Phase 2-style efficacy study or a moderate Phase 3 trial in a focused Generalized Anxiety Disorder subpopulation. At this scale, the study has enough statistical power to detect a clear treatment effect but is not the largest cohort in the field.

Who May Be Eligible (Plain English)

Who May Qualify: 1. Diagnosis of GAD per DSM-5 2. Male or female aged 18 to 74 3. HAM-A Total Score ≥20 Who Should NOT Join This Trial: 1. Certain psychiatric disorders (other than generalized anxiety disorder) 2. First degree relative with or lifetime history of a psychotic disorder or bipolar disorder 3. Current diagnosis of alcohol or substance use disorder (excluding nicotine and caffeine) 4. Any clinically significant unstable illness Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: 1. Diagnosis of GAD per DSM-5 2. Male or female aged 18 to 74 3. HAM-A Total Score ≥20 Exclusion Criteria: 1. Certain psychiatric disorders (other than generalized anxiety disorder) 2. First degree relative with or lifetime history of a psychotic disorder or bipolar disorder 3. Current diagnosis of alcohol or substance use disorder (excluding nicotine and caffeine) 4. Any clinically significant unstable illness

Treatments Being Tested

OTHER

Placebo

A substance that is designed to have no therapeutic value

DRUG

MM120 (LSD D-Tartrate)

A psychoactive substance that mediates effects mainly through an agonist activity in the serotonin 2A receptor (5-HT2A)

Locations (20)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Preferred Research Partners, Inc.
Little Rock, Arkansas, United States
Psychedelic Science Institute
Los Angeles, California, United States
West Los Angeles VA Medical Center
Los Angeles, California, United States
Cenexel-CNS
Torrance, California, United States
Bradenton Research Center, Inc.
Bradenton, Florida, United States
Clinical Neuroscience Solutions, Inc
Orlando, Florida, United States
Atlanta Center for Medical Research
Atlanta, Georgia, United States
Sheppard Pratt Health System
Towson, Maryland, United States
Adams Clinical Boston
Boston, Massachusetts, United States
Princeton Medical Institute
Princeton, New Jersey, United States
University of Cincinnati Psychiatry- Anxiety Disorders Research Program
Cincinnati, Ohio, United States
Neuro-Behavioral Clinical Research, Inc.
North Canton, Ohio, United States
Austin Clinical Trial Partners
Austin, Texas, United States
Cedar Clinical Research
Murray, Utah, United States
Core Clinical Research
Everett, Washington, United States
A-shine s.r.o.
Pilsen, Czechia
Institut Neuropsychiatricke Pece (INEP)
Prague, Czechia
Psyon s.r.o.
Prague, Czechia
Cabinet Dr.Desbonnet : Résidence Saint Michel
Douai, France
Hôpital Conception, CIC Centre, bat néphrologie 3eme étage
Marseille, France

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT06809595), the sponsor (Definium Therapeutics US, Inc.), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT06809595 clinical trial studying?

A Phase 3, Double-blind, Placebo-controlled Study (Part A) with an Open-label Extension (Part B) Evaluating MM120 Compared to Placebo in Generalized Anxiety Disorder - Panorama The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT06809595?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT06809595?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT06809595. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT06809595. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.