Actively Recruiting

Phase 1
Phase 2
Age: 10Years - 25Years
All Genders
NCT04121468

A Phase I Double Blind Study of Metformin Acting on Endogenous Neural Progenitor Cells in Children and Young Adults With Multiple Sclerosis

Led by The Hospital for Sick Children · Updated on 2025-09-23

20

Participants Needed

1

Research Sites

396 weeks

Total Duration

On this page

Sponsors

T

The Hospital for Sick Children

Lead Sponsor

Q

Queen's University

Collaborating Sponsor

AI-Summary

What this Trial Is About

A randomized multiple baseline feasibility trial where participants will start taking metformin at one of 3 randomly determined points (3-months, 6-months or 9 months) during the 12-month trial. All subjects will be on a daily dose of metformin for a minimum of 3 months and a maximum of 9 months.

CONDITIONS

Official Title

A Phase I Double Blind Study of Metformin Acting on Endogenous Neural Progenitor Cells in Children and Young Adults With Multiple Sclerosis

Who Can Participate

Age: 10Years - 25Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Patients with MS involving the anterior visual pathway, more than 6 months after optic neuritis or an acute demyelinating event
  • Age between 10 years and 25 years 11 months
  • Baseline delayed visual evoked potentials or retinal nerve fiber layer thickness showing evidence of demyelination
  • Retinal nerve fiber layer thickness of 60 micrometers or more at baseline
  • Stable MS disease-modifying therapy with no changes in the past 6 months
  • No significant kidney or liver problems
  • Expanded Disability Status Scale score between 0 and 6.0 inclusive
  • English native language or comprehension adequate for neuropsychological testing
  • Adequate kidney and liver function as defined by specific creatinine, bilirubin, and liver enzyme levels
Not Eligible

You will not qualify if you...

  • History of major retinal disease or other significant eye disorders
  • Unstable or insulin-dependent diabetes, metabolic or lactic acidosis
  • History of unexplained low blood sugar (hypoglycemia <2.8 mmol/L)
  • Current or prior use of metformin
  • Use of other remyelinating therapies
  • Corticosteroid treatment for acute attack or relapse within 30 days
  • Use of insulin or drugs interacting with metformin
  • Elevated lactate levels above 1.5 times normal
  • Pregnancy

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Trial Site Locations

Total: 1 location

1

The Hospital for Sick Children

Toronto, Ontario, Canada, M5G 1X8

Actively Recruiting

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Research Team

E

E. Ann Yeh, MA, MD, FRCPC, Dip ABPN

CONTACT

B

Brenna Wong

CONTACT

How is the study designed?

Study Type

INTERVENTIONAL

Masking

QUADRUPLE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

3

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