The average relative bioavailability calculated for maximum serum concentration area under the concentration-time curve ( AUC ) , AUC ( 0-24h ) and AUC ( 0 - ) of the test 3FDC formulation vs. the 3FDC reference were respectively 64.84 % ( 90 % CI 56.01-75 .06 ) , 59.05 % ( 90 % CI 50.27-69 .36 ) and 57.26 % ( 90 % CI 46.93-69 .84 ) .