Definition of "metformin" []

• An oral antidiabetic agent, C4H11N5, that decreases glucose production by the liver and lowers plasma glucose levels. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "(n = 141) along with open-label metformin (initiated at 850 mg/d; uptitrated to 1700 mg/d thereafter)."
• "I am on metformin, which is a remarkably effective, safe, and noncontroversial drug — also dirt cheap."
• "Another group got information on healthy food and exercise and took a diabetes pill, called metformin, twice a day."