cialis from india Baseline LVEF measurement immediately prior to initiation of Ontruzant LVEF measurements every 3 months during and upon completion of Ontruzant Repeat LVEF measurement at 4 week intervals if Ontruzant is withheld for significant left ventricular cardiac dysfunction see DOSAGE AND ADMINISTRATION LVEF measurements every 6 months for at least 2 years following completion of Ontruzant as a component of adjuvant therapy