20 patients undergoing extended hip surgery received a single i.v . injection of 2 g 6- [ ( r ) -2- [ 3-methylsulfonyl-2-oxo-imidazolidine-1-carboxamido ] -2-phenyl-acetamido ] -penicillanic acid sodium salt ( mezlocillin , baypen ) .
C0025893
mezlocillin
C0701901
baypen