Increased mortality in patients with pre-existing moderate/severe renal impairment who were treated for HABP/VABP. Baseline CrCl≤50mL/min. Risk of nephrotoxicity; monitor renal function. Diabetes. CHF. Hypertension. Obtain (–) pregnancy test before treatment for women of childbearing potential; use appropriate effective contraception during treatment. Discontinue at first signs of hypersensitivity reaction. Known hypersensitivity to vancomycin. Congenital long QT syndrome, uncompensated heart failure, severe left ventricular hypertrophy: avoid. Pregnancy (Cat.C): not recommended, may cause fetal harm. Nursing mothers.