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Mechanistic Evaluation of Response in TRD (MERIT)

MERIT: A Randomized, Double-blind, Placebo-controlled Study of AXS-05 for Relapse Prevention in Treatment Resistant Depression

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04608396
Acronym
MERIT
Enrollment
44
Registered
2020-10-29
Start date
2020-08-13
Completion date
2021-07-30
Last updated
2022-07-12

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Major Depressive Disorder, Treatment Resistant Depression

Keywords

AXS-05, Treatment Resistant Depression, TRD, NMDA receptor, Refractory depression, Resistant depression, Depression, Major depression, Relapse prevention, Dextromethorphan, Bupropion

Brief summary

To evaluate the relapse prevention of AXS-05 relative to placebo in subjects with treatment resistant depression (TRD). This is a randomized, double-blind, placebo-controlled study to evaluate AXS-05 compared to placebo in delaying relapse of depressive symptoms in patients with TRD who are in stable remission after treatment with AXS-05.

Interventions

DRUGAXS-05

AXS-05 taken daily for up to 52 weeks, until relapse.

DRUGPlacebo

Placebo taken daily for up to 52 weeks, until relapse.

Sponsors

Axsome Therapeutics, Inc.
Lead SponsorINDUSTRY

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
DOUBLE (Subject, Investigator)

Masking description

Double (Participant, Investigator)

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

Key Eligibility Criteria: * Ongoing symptoms of depression despite receiving treatment with two or more prior antidepressants during the current major depressive episode, prior to receiving AXS-05 * Agree to use adequate method of contraception for the duration of the study * Additional criteria may apply

Design outcomes

Primary

MeasureTime frameDescription
RelapseTime from randomization to first relapse (up to 52 weeks)Assessed by clinician-rated scales.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026