Here's what I found...."FDA grants Fast Track designation for Farxiga in heart failure
PUBLISHED
16 September 2019
AstraZeneca today announced that the US Food and Drug Administration (FDA) has granted Fast Track designation for the development of Farxiga (dapagliflozin) to reduce the risk of cardiovascular (CV) death, or the worsening of heart failure, in adults with heart failure with reduced ejection fraction (HFrEF) or preserved ejection fraction (HFpEF)...."

It helps with both types of heart failure, according to Margaret Redfield, MD, of the Mayo Clinic and my local Cardiologist, Garrick Stewart, MD, of the Brigham and Women's Hospital in Boston. If your A1C is even slightly elevated you can get on it.