Milrinone Lactate is a positive inotropic cardiotonic compound. Milrinone Lactate has vasodilator properties, inhibiting cAMP phosphodiesterase type 3 activity in the myocardium and vascular smooth muscle.
ICI 153110 is an orally active phosphodiesterase inhibitor with both inotropic and vasodilating properties. It is designed for the treatment of congestive cardiac failure.