NCT06011577

Brief Summary

A Phase 3, randomized, double-blind, placebo-controlled, multicenter trial of REL-1017 in patients with major depressive disorder (MDD).

Trial Health

57
Monitor

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
27

participants targeted

Target at below P25 for phase_3 major-depressive-disorder

Timeline
Completed

Started Aug 2023

Geographic Reach
1 country

36 active sites

Status
terminated

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

August 17, 2023

Completed
4 days until next milestone

First Submitted

Initial submission to the registry

August 21, 2023

Completed
4 days until next milestone

First Posted

Study publicly available on registry

August 25, 2023

Completed
1.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

December 19, 2024

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

December 19, 2024

Completed
Last Updated

November 6, 2025

Status Verified

January 1, 2025

Enrollment Period

1.3 years

First QC Date

August 21, 2023

Last Update Submit

November 5, 2025

Conditions

Keywords

REL-1017esmethadoneRelmadaantidepressantadjunctiveNMDA receptor antagonistRelightDepression

Outcome Measures

Primary Outcomes (1)

  • Change in MADRS Total Score From Baseline to Day 28

    The MADRS is a 10-item scale and items are scored between 0-6 points. For each item, a score of 0 indicates the absence of symptoms, and a score of 6 indicates symptoms of maximum severity. A maximum total score is 60 points.

    Day 28

Study Arms (2)

REL-1017 25 mg

EXPERIMENTAL

During the double blind treatment period (28 days), participants will take 1 tablet of REL-1017 25 mg, orally, per day in addition to their ongoing antidepressant (ADT)

Drug: REL-1017

Placebo

PLACEBO COMPARATOR

During the double blind treatment period (28 days), participants will take 1 tablet of placebo, orally, per day in addition to their ongoing antidepressant (ADT)

Drug: Placebo

Interventions

REL-1017 tablet

Also known as: esmethadone
REL-1017 25 mg

Placebo tablet

Placebo

Eligibility Criteria

Age18 Years - 65 Years
Sexall
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)

You may qualify if:

  • Body mass index (BMI) between 18.0 and 35.0 kg/m2.
  • Diagnosed with Major Depressive Disorder (MDD) based on Structured Clinical Interview for DSM-5 (SCID-5) for MDD.
  • Inadequate response to 1 to 3 adequate antidepressant treatments in the current MDE.

You may not qualify if:

  • Psychiatric hospitalization during the current major depressive episode.
  • History or presence of clinically significant health conditions which in the opinion of the Investigator would negatively impact the safety of the participant.
  • Participants who, in the Investigator's judgment, are at significant risk for suicide.
  • Pregnant or planning to become pregnant.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (36)

Relmada Site

Dothan, Alabama, 36303, United States

Location

Relmada Site

Homewood, Alabama, 35209, United States

Location

Relmada Site

Anaheim, California, 92805, United States

Location

Relmada Site

Lafayette, California, 94549, United States

Location

Relmada Site

Newport Beach, California, 92660, United States

Location

Relmada Site

Orange, California, 92868, United States

Location

Relmada Site

Redlands, California, 92374, United States

Location

Relmada Site

Sherman Oaks, California, 91403, United States

Location

Relmada Site

Farmington, Connecticut, 06030, United States

Location

Relmada Site

Brandon, Florida, 33511, United States

Location

Relmada Site

Hialeah, Florida, 33027, United States

Location

Relmada Site

Jacksonville, Florida, 32256, United States

Location

Relmada Site

Miami, Florida, 33133, United States

Location

Relmada Site

Miami, Florida, 33174, United States

Location

Relmada Site

Okeechobee, Florida, 34972, United States

Location

Relmada Site

Tampa, Florida, 33607, United States

Location

Relmada Site

Springfield, Illinois, 62794, United States

Location

Relmada Site

Baltimore, Maryland, 21208, United States

Location

Relmada Site

Mankato, Minnesota, 56001, United States

Location

Relmada Site

Toms River, New Jersey, 08755, United States

Location

Relmada Site

Brooklyn, New York, 11235, United States

Location

Relmada Site

Cedarhurst, New York, 11516, United States

Location

Relmada Site

New York, New York, 10036, United States

Location

Relmada Site

Philadelphia, Pennsylvania, 19104, United States

Location

Relmada Site

Franklin, Tennessee, 37067, United States

Location

Relmada Site

Memphis, Tennessee, 38119, United States

Location

Relmada Site

Austin, Texas, 78712, United States

Location

Relmada Site

Bellaire, Texas, 77401, United States

Location

Relmada Site

Friendswood, Texas, 77546, United States

Location

Relmada Site

Houston, Texas, 77030, United States

Location

Relmada Site

Wichita Falls, Texas, 76309, United States

Location

Relmada Site

Clinton, Utah, 84015, United States

Location

Relmada Site

Draper, Utah, 84020, United States

Location

Relmada Site

Rutland, Vermont, 05701, United States

Location

Relmada Site

Charlottesville, Virginia, 22903, United States

Location

Relmada Site

Seattle, Washington, 98104, United States

Location

Related Links

MeSH Terms

Conditions

Depressive Disorder, MajorDepression

Condition Hierarchy (Ancestors)

Depressive DisorderMood DisordersMental DisordersBehavioral SymptomsBehavior

Study Officials

  • Paul Greene, PhD

    Relmada Therapeutics

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR
Expanded Access
Yes

Study Record Dates

First Submitted

August 21, 2023

First Posted

August 25, 2023

Study Start

August 17, 2023

Primary Completion

December 19, 2024

Study Completion

December 19, 2024

Last Updated

November 6, 2025

Record last verified: 2025-01

Locations