Probabilities of target attainment for different dosage regimens and PK-PD targets of flucloxacillin. Symbols: ▴, daily dose of 6 g flucloxacillin, continuous infusion; □, daily dose of 6 g flucloxacillin, 2 g q8h as a 4-h infusion; ⋄, daily dose of 6 g flucloxacillin, 1.5 g q6h as a 0.5-h infusion; •, daily dose of 12 g flucloxacillin, 2 g q4h as a 0.5-h infusion.