RELAX: Sildenafil falls short in preserved-EF heart failure

A lot of laboratory work, observational data, and small studies point to PDE-5 inhibition as a promising therapeutic approach in heart failure with preserved ejection fraction; it may still be, but a multicenter randomized trial found little to support it and a few cautions along the way.
Source: theHeart.org - Category: Cardiology Source Type: news