TABLE 6.
Regimena |
fCmax (μg/ml) |
Half-life (h) |
Ke |
% Protein binding |
fAUC (μg · h/ml) |
fAUC/MIC CRAB (non-CRAB) |
% T>MIC (CRAB [non-CRAB]) |
||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Targeted | Achieved | Targeted | Achieved | Targeted | Achieved | Targeted | Targeted | Achieved | Targeted | Achieved | Targeted | Achieved | |
Minocycline 200 mg load plus 100 mg Q12h | 0.84 (0.6–1.59) | 0.78b | 11 | 10.56 | 0.06 | 0.07 | 76 | 14.4 | 14.1 | 7.2 (28.7) | 7.0 (28.1) | — | — |
Minocycline 700 mg load, 350 mg Q12h (HD) | 2.94 | 2.73b | 11 | 10.56 | 0.06 | 0.07 | 76 | 43.4 | 42.4 | 21.7 (86.7) | 21.2 (84.8) | — | — |
Polymyxin B 2.5 mg/kg/day | 1.75 | 1.77b | 4.3 | 7.44 | 0.16 | 0.1 | 79 | 21.8 | 31.3 | 10.9 (43.7) | 15.6 (62.5) | — | — |
Meropenem 1g Q8h | 48.02 | 38.36c | 1 | 1 | 0.69 | 0.69 | 2 | 335.8 | 287.5 | — | — | 0 (≥50) | 0d (100) |
Sulbactame 1g Q6h | 26.66 | 35.14c | 1 | 1 | 0.69 | 0.69 | 38 | 253.7 | 338.8 | — | — | ≥60 (≥60) | 67 (83) |
Pharmacokinetic parameters extrapolated to other regimen based on achieved Ke.
Determined with in house bioassay.
Determined by HPLC analysis.
Unable to achieve T>MIC as this isolate was meropenem resistant.
Tested as ampicillin-sulbactam.