Conquering Diseases

A Study Of The Drug Metformin In Vitiligo


Seeking men and women with vitiligo for a study of the drug Metformin to see if it is safe and effective in returning normal skin color to white spots for people with vitiligo.


Participants will take the drug under investigation, metformin. Study participants will be in the study for approximately 8 months, during which time there will be approximately 7 visits.

What we're hoping for

We are hoping to learn more about the effect of metformin on adults with vitiligo, and to determine if this drug is effective with respect to improvement in vitiligo.

Additional Information Identifier: NCT05607316

 Principal Investigator

John E Harris, MD, PhD

UMass Chan Medical School

 Study Contact

Celia S Hartigan



UMass Chan University Campus

55 Lake Ave North 

Worcester,MA 01655