Pharmacokinetics of Subcutaneous and Intravenous Ceftriaxone in an Older Population: The PhASAge Study

Ceftriaxone is frequently administered subcutaneously in France, especially in older patients, although this practice is currently off-label. This work aims to describe the pharmacokinetics (PK) and pharmacodynamics (PD) and tolerance of ceftriaxone administered by intravenous and subcutaneous routes in older patients.
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  • Open Forum Infect Dis . 2025 May 30;12(6):ofaf313. doi: 10.1093/ofid/ofaf313. eCollection 2025 Jun.