PST PWT EDV ESV EF HR Control -14 -17 -7 -10 2 2 0.5 mg/kg 72 25 -21 -62 28 59 2 mg/kg 51 25 -21 -74 34 111 PST: Percent of septum thickening; PWT: Percent of left ventricle posterior wall thickening; EDV, ESV: End diastolic, End systolic volumes; EF: Ejection fraction; HR: Heart rate

Table 1: Minoxidil effects on parameters of left ventricle function in dogs, measured by M-mode echocardiography. Change (%) in mean values recorded 1 hour after treatment (time of maximal amplitude of changes) compared to values recorded the day before treatment.