NCT05376150

Brief Summary

This is a multicenter, Phase 2, double-blind, randomized, parallel-arm, placebo-controlled clinical trial to evaluate the efficacy, safety, and tolerability of XEN1101 in subjects with Major Depressive Disorder.

Trial Health

87
On Track

Trial Health Score

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

Enrollment
168

participants targeted

Target at P50-P75 for phase_2 major-depressive-disorder

Timeline
Completed

Started May 2022

Geographic Reach
1 country

20 active sites

Status
completed

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

First Submitted

Initial submission to the registry

May 11, 2022

Completed
6 days until next milestone

First Posted

Study publicly available on registry

May 17, 2022

Completed
2 days until next milestone

Study Start

First participant enrolled

May 19, 2022

Completed
1.3 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

September 18, 2023

Completed
28 days until next milestone

Study Completion

Last participant's last visit for all outcomes

October 16, 2023

Completed
Last Updated

September 19, 2024

Status Verified

September 1, 2024

Enrollment Period

1.3 years

First QC Date

May 11, 2022

Last Update Submit

September 13, 2024

Conditions

Keywords

Major Depressive DisorderPotassium channelDepression

Outcome Measures

Primary Outcomes (2)

  • Change in Montgomery-Åsberg Depression Rating Scale (MADRS) score.

    From baseline to end of treatment (Week 6).

  • Frequency and severity of treatment-emergent adverse events (TEAEs), treatment-emergent serious adverse events (SAEs), and TEAEs leading to treatment discontinuations.

    From randomization to Week 10.

Secondary Outcomes (2)

  • Change in Snaith-Hamilton Pleasure Scale (SHAPS) score.

    From baseline to end of treatment (Week 6).

  • Change in Beck Anxiety Inventory (BAI) score.

    From baseline to end of treatment (Week 6).

Study Arms (3)

XEN1101 10 mg

EXPERIMENTAL

During the double blind treatment period (42 days), subjects will take 1 capsule of XEN1101 10 mg, orally with food, per day

Drug: XEN1101 10 mg

XEN1101 20 mg

EXPERIMENTAL

During the double blind treatment period (42 days), subjects will take 1 capsule of XEN1101 20 mg, orally with food, per day

Drug: XEN1101 20 mg

placebo

PLACEBO COMPARATOR

During the double blind treatment period (42 days), subjects will take 1 capsule of placebo, orally with food, per day

Drug: Placebo

Interventions

XEN1101 oral capsule

XEN1101 10 mg

XEN1101 oral capsule

XEN1101 20 mg

Placebo capsule

placebo

Eligibility Criteria

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

You may qualify if:

  • Be properly informed of the nature and risks of the study and given written informed consent.
  • Male or female, aged 18 through 65 years (inclusive) with a body mass index (BMI) ≤35 kg/m².
  • Subject must meet the Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) criteria for current MDD and currently in a moderate to severe major depressive episode (MDE), confirmed using the Mini International Neuropsychiatric Interview (MINI).
  • Current MDE duration ≥2 months and \<24 months at the time of screening.
  • Current illness severity that is at least moderate, defined as a score of ≥20 on the HAM-D17 at screening and on Day 1.
  • Score ≥20 on the SHAPS at screening and on Day1.
  • Must be willing to comply with the study protocol for the full term of the study.

You may not qualify if:

  • A primary psychiatric diagnosis other than MDD as defined by DSM-5 (comorbid anxiety disorders \[including agoraphobia, generalized anxiety disorder, social anxiety disorder, post-traumatic stress disorder (PTSD), and panic disorder\] are allowed).
  • Concomitant use of antidepressants and/or other disallowed pharmacotherapy (including benzodiazepines).
  • History of schizophrenia or other psychotic disorder, MDD with psychotic features, bipolar I or II disorder, or MDD with mixed features.
  • History of non-response to \>1 antidepressant drug due to lack of efficacy in the current MDE.
  • Failing \>3 antidepressant drug trials, for any reason, in the current MDE.
  • History of non-response to electroconvulsive therapy (ECT) in the past 10 years.
  • Active suicidal plan/intent in the past 6 months, or more than 1 lifetime suicide attempt.
  • Females who are pregnant, breastfeeding, or planning to become pregnant during the first administration of study drug until 3 months after the last dose of study drug.
  • Meets criteria for a substance use disorder within the past 12 months, with the exception of tobacco use, and/or has a positive urine toxicology screen for drugs of abuse.
  • Any medical condition or personal circumstance that, in the opinion of the investigator, exposes the subject to unacceptable risk by participating in the study or prevents adherence to the protocol.

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (20)

Advanced Research Center

Anaheim, California, 92805, United States

Location

Sunwise Clinical Research, LLC

Lafayette, California, 94549, United States

Location

California Neuropsychopharmacology Clinical Research Institute

Pico Rivera, California, 90660, United States

Location

Artemis Institute for Clinical Research

Riverside, California, 92503, United States

Location

Artemis Institute for Clinical Research

San Diego, California, 92103, United States

Location

Meridian International Research

Miami, Florida, 33014, United States

Location

Global Medical Institutes (GMI)

Miami, Florida, 33125, United States

Location

CCM Clinical Reseach Group, LLC

Miami, Florida, 33133, United States

Location

i-Research, Atlanta

Decatur, Georgia, 30030, United States

Location

Psych Atlanta, PC

Marietta, Georgia, 30060, United States

Location

iResearch

Savannah, Georgia, 31405, United States

Location

Revive Research Institute, Inc.

Elgin, Illinois, 60123, United States

Location

Altea Research

Las Vegas, Nevada, 89102, United States

Location

Hassman Research Institute

Marlton, New Jersey, 08009, United States

Location

Bio Behavioral Health

Toms River, New Jersey, 08755, United States

Location

Neurobehavioral Research, Inc. (NBR)

Cedarhurst, New York, 11516, United States

Location

Manhattan Behavioral Medicine, PLLC

New York, New York, 10036, United States

Location

Richard M Weisler and Association

Raleigh, North Carolina, 27609, United States

Location

FutureSearch Trials of Dallas, LP

Dallas, Texas, 75231, United States

Location

AIM Trials

Plano, Texas, 75093, United States

Location

Related Publications (1)

  • Butterfield NN, Luzon Rosenblut C, Fava M, Correll CU, Rothschild AJ, Murrough JW, Mathew SJ, Beatch GN, Grayson C, Harden C, Qian J, McIntosh J, Namdari R, Kenney C. Azetukalner, a Novel KV7 Potassium Channel Opener, in Adults With Major Depressive Disorder: A Randomized Clinical Trial. JAMA Netw Open. 2025 May 1;8(5):e2514278. doi: 10.1001/jamanetworkopen.2025.14278.

MeSH Terms

Conditions

Depressive Disorder, MajorDepression

Interventions

XEN1101

Condition Hierarchy (Ancestors)

Depressive DisorderMood DisordersMental DisordersBehavioral SymptomsBehavior

Study Officials

  • Study Director

    Xenon Pharmaceuticals Inc.

    STUDY DIRECTOR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
RANDOMIZED
Masking
DOUBLE
Who Masked
PARTICIPANT, INVESTIGATOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
INDUSTRY
Responsible Party
SPONSOR

Study Record Dates

First Submitted

May 11, 2022

First Posted

May 17, 2022

Study Start

May 19, 2022

Primary Completion

September 18, 2023

Study Completion

October 16, 2023

Last Updated

September 19, 2024

Record last verified: 2024-09

Data Sharing

IPD Sharing
Will not share

Locations