Viagra can be a wonder drug against heart failure: study

A new study has found that Viagra, the blue pill used to treat erectile dysfunction, can be a wonder drug against heart failure. The new discovery on Viagra's surprising "relaxing" effect might actually save lives, according to researchers from the Ruhr Universitat Bochum (RUB), Germany, and the Mayo Clinic in Rochester, Minnesotain the myocardial cells to relax. Sildenafil, the active ingredient in Viagra, was shown to benefit patients with diastolic heart failure. The study, published in the current issue of the journal Circulation, showed that sildenafil could enhance the elasticity of stiffened cardiac walls by activating an enzyme that causes the giant protein titin in the myocardial cells to relax.