Number of metformin hydrochloride prescriptions in the U.S. 2004-2018

This statistic shows the total annual number of metformin hydrochloride prescriptions in the U.S. from 2004 to 2018, in millions. In 2004, metformin hydrochloride was prescribed over 40 million times. In 2018, the number of prescriptions had doubled. Metformin hydrochloride is primarily used for the treatment of type 2 diabetes.