Fig 1.
Average (± SD) profiles of piperacillin in healthy volunteers after 5-min infusion of 1,500 mg or 3,000 mg piperacillin. (A) Plasma drug concentrations; (B) cumulative amounts excreted unchanged in urine. The dashed line in panel B represents the amounts excreted in urine after the 1,500-mg dose multiplied by 2.