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Researchers in an international study have uncovered new genetic evidence of how the benefits of the world's most commonly used Type 2 diabetes drug may vary between individuals.

Metformin, a drug used by hundreds of millions of people with Type 2 diabetes worldwide, has been in use for over 50 years.  It has been shown to protect against heart disease, and eye and kidney disease in people with Type 2 diabetes, and has also been shown to have benefits against cancer.  Metformin is also undergoing new clinical trials to determine if it can promote healthy aging.

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