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Title: Vancomycin kinetics during continuous ambulatory peritoneal dialysis. Author: Bunke CM, Aronoff GR, Brier ME, Sloan RS, Luft FC. Journal: Clin Pharmacol Ther; 1983 Nov; 34(5):631-7. PubMed ID: 6627823. Abstract: To establish therapeutic guidelines for vancomycin usage in patients receiving continuous ambulatory peritoneal dialysis (CAPD), we studied single-dose kinetics of vancomycin in CAPD patients. Vancomycin was studied after a 10-mg/kg dose was given intravenously (VAN-IV) or intraperitoneally (VAN-IP). VAN-IV provided a plasma concentration above 10 mg/l at 12 hr, with a t 1/2 of 81 hr. When VAN-IP was given, 65% was absorbed; peak plasma concentrations were only 6.3 mg/l, and t 1/2 was 66 hr. CAPD accounted for only 15% to 17% of total body clearance in both groups. The kinetic principle of superposition was used to predict plasma concentrations after repeated VAN-IP doses. A model with once-a-day dosing predicted that a loading dose of 30 mg/kg followed by 7 mg/kg would achieve steady-state plasma concentrations of 11 to 14.8 mg/l. Another model with vancomycin in each exchange predicted that a loading dose of 30 mg/kg followed by 1.5 mg/kg would provide plasma concentrations in excess of 10 mg/l at 180 hr. These data should be useful in vancomycin treatment of CAPD patients who have nonperitoneal gram-positive bacterial infections, as well as those who have peritonitis.[Abstract] [Full Text] [Related] [New Search]