Actively Recruiting

Phase 4
Age: 18Years +
All Genders
ID03272698

Study Comparing Electroconvulsive Therapy with Ketamine Anesthesia to High Intensity Ketamine with ECT Rescue for Treatment-Resistant Depression A Prospective Randomized Controlled Trial by the University of Saskatchewan

Led by University of Saskatchewan · Updated on 2025-01-23

62

Participants Needed

1

Research Sites

434 weeks

Total Duration

On this page

Sponsors

U

University of Saskatchewan

Lead Sponsor

R

Royal University Hospital Foundation

Collaborating Sponsor

AI-Summary

What this Trial Is About

Major depressive disorder (MDD) is a common and disabling psychiatric illness, with treatment-resistant depression (TRD) affecting patients who do not improve after at least two antidepressant therapies. This trial evaluates two treatments for TRD: a high intensity ketamine approach with electroconvulsive therapy (ECT) rescue (HIKER) versus standard ECT with ketamine anesthesia (EAST). The study aims to see if HIKER can speed up remission, reduce side effects and ECT usage, and be preferred by patients. Participants are randomly assigned to one of two groups. The HIKER group receives high intensity intravenous ketamine treatments daily for eight consecutive days, while the EAST group receives eight ECT treatments with ketamine anesthesia, given two or three times per week. If patients in the HIKER group do not respond to ketamine, they may receive ECT as a rescue treatment. During the study, researchers will track the number of treatments needed to reach remission, assessing up to four weeks after randomization or after eight treatments. Participants will undergo depression rating assessments and monitoring for side effects. The trial also observes patient preferences and safety outcomes throughout the study period.

CONDITIONS

Official Title

ECT with Ketamine Anesthesia Vs High Intensity Ketamine with ECT Rescue for Treatment-Resistant Depression

Who Can Participate

Age: 18Years +
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Montgomery Asberg Depression Rating Scale (MADRS) score greater than 20 and planned for ECT therapy
  • Failure to respond to at least 2 standard-of-care drug therapies of adequate duration for treatment-resistant depression
Not Eligible

You will not qualify if you...

  • Unable to provide informed consent
  • American Society of Anesthesiology physical status score of 4 or greater
  • Implanted electronic medical device such as pacemaker, defibrillator, intrathecal pump, spinal cord stimulator, or deep brain stimulator
  • Diagnosis of schizoaffective disorder
  • Women of child-bearing potential who refuse or test positive on pregnancy screening
  • Allergy to study drugs or their carrier components
  • Serious physical conditions deemed contraindications to ECT including cardiovascular disease (including untreated hypertension), respiratory disease, cerebrovascular disease, intracranial hypertension (including glaucoma), or seizures

AI-Screening

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Trial Site Locations

Total: 1 location

1

Royal University Hospital

Saskatoon, Saskatchewan, Canada, S7N 0W8

Actively Recruiting

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Research Team

U

Una Goncin

How is the study designed?

Study Type

INTERVENTIONAL

Masking

SINGLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

2

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Published Research Related To This Trial

Lifetime prevalence and age-of-onset distributions of DSM-IV disorders in the National Comorbidity Survey Replication.

Ronald C Kessler, Patricia Berglund, Olga Demler...

https://pubmed.ncbi.nlm.nih.gov/15939837

Initial severity and antidepressant benefits: a meta-analysis of data submitted to the Food and Drug Administration.

Irving Kirsch, Brett J Deacon, Tania B Huedo-Medina...

https://pubmed.ncbi.nlm.nih.gov/18303940

Adaptation of N-methyl-D-aspartate (NMDA) receptors following antidepressant treatment: implications for the pharmacotherapy of depression.

P Skolnick, R T Layer, P Popik...

https://pubmed.ncbi.nlm.nih.gov/8852530

Definition, assessment, and staging of treatment-resistant refractory major depression: a review of current concepts and methods.

Marcelo T Berlim, Gustavo Turecki

https://pubmed.ncbi.nlm.nih.gov/17444078

Influence of anesthetic drugs and concurrent psychiatric medication on seizure adequacy during electroconvulsive therapy.

Bogata D Bundy, Walter Hewer, Franz-Josef Andres...

https://pubmed.ncbi.nlm.nih.gov/20051218

Rapid antidepressant effects of repeated doses of ketamine compared with electroconvulsive therapy in hospitalized patients with major depressive disorder.

Mehdi Ghasemi, Mohammad H Kazemi, Abolghasem Yoosefi...

https://pubmed.ncbi.nlm.nih.gov/24374115

Daily oral ketamine for the treatment of depression and anxiety in patients receiving hospice care: a 28-day open-label proof-of-concept trial.

Scott A Irwin, Alana Iglewicz, Richard A Nelesen...

https://pubmed.ncbi.nlm.nih.gov/23805864