Ironwood: IW-1973 for Patients with Heart Failure - Clinical Trial
What is the Purpose of this Study?
We are doing this study to test the safety of a study drug, IW-1973, when compared to a placebo (a 'sugar' pill), and its effect on the ability to exercise after being taken for 12 weeks.
Who Can Participate in the Study?
Adults over age 50 who:
- Have heart failure with ejection fraction (EF) of greater than 45%
What is Involved?
If you choose to join this study, you will:
- Be randomized (like the flip of a coin) to get:
-- IW-1973 (a study drug) OR
- Be in the study for up to 19 weeks
- Have 8 outpatient research clinic visits
Study tests may include, but are not limited to, blood tests, ECG, Echo, and Cardiopulmonary Exercise Test (CPET).