Effects of dilevalol, an R, R-isomer of labetalol, on blood pressure and renal function in patients with mild-to-moderate essential hypertension.

The effects of oral dilevalol (an R, R-isomer of labetalol), a new β-adrenoceptor blocker with β2-receptor stimulating and α-recepter blocking properties on blood pressure, renal function, plasma renin activity (PRA) and plasma aldosterone have been studied in 15 patients with mild-to-moderate essential hypertension treated with it for 6 weeks.