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

NCT: NCT06809595 · Status: ACTIVE NOT RECRUITING · Phase: Phase 3 · Sponsor: Definium Therapeutics US, Inc. · Started: 2025-01-29 · Est. Completion: 2027-05

Official Summary

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

Eligibility Requirements

  • Minimum Age: 18 Years
  • Maximum Age: 74 Years

Study Design

  • Study Type: INTERVENTIONAL
  • Allocation: RANDOMIZED
  • Model: PARALLEL
  • Masking: TRIPLE
  • Enrollment: 250 participants

Study Arms

  • Arm 1 - Placebo (PLACEBO_COMPARATOR)
    A substance that is designed to have no therapeutic value
  • Arm 2 - 50µg MM120 (LSD D-Tartrate) (SHAM_COMPARATOR)
    A psychoactive substance that mediates effects mainly through an agonist activity in the serotonin 2A receptor (5-HT2A)
  • Arm 3 - 100µg MM120 (LSD D-Tartrate) (EXPERIMENTAL)
    A psychoactive substance that mediates effects mainly through an agonist activity in the serotonin 2A receptor (5-HT2A)

Interventions

  • 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)

Primary Outcomes

  • Change from Baseline in Hamilton Anxiety Rating Scale (HAM-A) total score at Week 12 (Baseline to Week 12)

Secondary Outcomes

  • Change from Baseline in HAM-A total score at Week 8, Week 4, Week 2, and Week 1 (Week 8, Week 4, Week 2, and Week 1)
  • HAM-A response (reduction from Baseline score of ≥50%) at each timepoint assessed during the 12-week double-blind period (Baseline to Week 12)
  • HAM-A remission (total score ≤7) at each timepoint assessed during the 12-week double-blind treatment period (Baseline to Week 12)
  • Clinical Global Impression - Improvement (CGI-I) Scale score at each timepoint assessed during the 12-week double-blind period (Day 2 to Week 12)
  • Change from Baseline throughout the 12-week double-blind period at each timepoint assessed in Clinical Global Impression - Severity (CGI-S) Scale score (Baseline to Week 12)

Eligibility Criteria

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

Trial Locations

  • 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
  • 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
  • ...and 10 more locations

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AI-generated analysis for educational purposes only. This is not medical advice. Discuss clinical trial participation with your doctor. Data sourced from ClinicalTrials.gov.