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|AHFS/Drugs.com||International Drug Names|
|Chemical and physical data|
|Molar mass||395.45 g/mol g·mol−1|
|3D model (JSmol)|
|(what is this?)|
Vesnarinone (INN) is a cardiotonic agent. A mixed phosphodiesterase 3 inhibitor and ion-channel modifier that has modest, dose-dependent, positive inotropic activity, but minimal negative chronotropic activity. Vesnarinone improves ventricular performance most in patients with the worst degree of heart failure.
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