Of 11 evaluable subjects , the median interquartile range , rifampin peak concentration ( Cmax ) , area under the concentration-time curve ( AUC0-24hour ) , and weight-normalized clearance were 8.9 ( 7.3-13 .8 ) g/ml , 48.8 ( 29.6-67 .4 ) gh/ml , and 0.19 ( 0.11-0 .29 ) L/h/kg , respectively .