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NOT YET RECRUITING
NCT07562074
PHASE1

Transcranial Magnetic Stimulation for Depression in Multiple Sclerosis

Sponsor: University of Calgary

View on ClinicalTrials.gov

Summary

Canada has one of the highest rates of multiple sclerosis (MS). MS patients experience disabling motor, visual, and sensory symptoms, and a high risk of comorbid major depressive disorder (MDD) and severe fatigue. The lifetime prevalence of MDD in MS patients is about 50%, and nearly 90% experience severe fatigue, both of which are not responsive to typical treatments. Repetitive transcranial magnetic stimulation (rTMS) is a first line, Health Canada approved non-invasive neurostimulation treatment for MDD. rTMS induces electrical activity in the cortex using magnetic fields generated outside of the head to drive neuronal firing in the target site. However, MS is typically an exclusion criterion due to safety concerns. The goal of this clinical trial is to learn if repeated transcranial magnetic stimulation (rTMS) can be used to treat depression symptoms in adults with multiple sclerosis (MS). rTMS is a non-invasive form of brain stimulation that uses magnetic pulses to stimulate specific parts of the brain. The main questions it aims to answer are: Is rTMS safe, tolerable, and feasible to deliver as a treatment for depression and fatigue symptoms in individuals with MS? Does rTMS show preliminary effectiveness in improving depression and fatigue symptoms in this population? Researchers will determine whether rTMS treatment improves mood, fatigue, and cognition across time points (baseline, after treatment, and 4-week follow-up). Participants will: Complete screening, questionnaires, clinical assessments, cognitive tests, a brain MRI to help tailor the TMS treatment, and receive daily TMS sessions for 5 consecutive days, including: Pre-TMS brain mapping, five rTMS treatments (3 minutes) per day, separated by one hour. A safety and tolerability questionnaire will be administered daily. Complete post-treatment assessments (questionnaires, cognitive tests, psychiatric evaluation). Complete a 4-week follow-up visit, in person or virtually. Wear a fitness tracking watch during the study so researchers can collect activity data remotely. About 20 people will take part in this study through the University of Calgary.

Official title: A Pilot Study: Dorsolateral Prefrontal Cortex Transcranial Magnetic Stimulation Target Engagement and Safety in Primary Progressive and Relapsing-remitting Multiple Sclerosis

Key Details

Gender

All

Age Range

18 Years - 65 Years

Study Type

INTERVENTIONAL

Enrollment

20

Start Date

2026-06-15

Completion Date

2027-12-30

Last Updated

2026-05-01

Healthy Volunteers

No

Interventions

DEVICE

Repetitive Transcranial Magnetic Stimulation (rTMS)

Treatment of iTBS for 5 consecutive days. iTBS will involve 600 pulses per session delivered as triplets of 50Hz repeated at 5Hz at 80% resting motor threshold (rMT).

Locations (1)

Foothills Medical Centre

Calgary, Alberta, Canada