Giới thiệu

Liều cho người lớn

Cách dùng Thông thường
Liều dùng 500 mg IV (over 20-30 min) q6h
Phác đồ liều khác 1 gm IV (over 40-60 min) q8h
EI dosing: see table below
Thông tin bổ sung Isolates w/intermediate susceptibility: consider 1 gm IV q6h.
Info: Sodium content

Chỉnh liều trên bệnh nhân suy thận

Half-life bình thường 1
Half-life ESRD 4
Liều bình thường Variable
Chỉnh liều suy thận If target dose 500 mg q6h:
CrCl ≥90: No dosage adjustment
CrCl 60 to <90: 400 mg q6h
CrCl 30 to <60: 300 mg q6h
CrCl 15 to <30: 200 mg q6h

If target dose 1 gm q8h:
CrCl ≥90: No dosage adjustment
CrCl 60 to <90: 500 mg q6h
CrCl 30 to <60: 500 mg q8h
CrCl 15 to <30: 500 mg q12h

If target dose 1 gm q6h:
CrCl ≥90: No dosage adjustment
CrCl 60 to <90: 750 mg q8h
CrCl 30 to <60: 500 mg q6h
CrCl 15 to <30: 500 mg q12h
Hemodialysis If target dose 1 gm q6h:
500 mg q12h (dose AD)
CAPD No data
CRRT 0.5-1 gm q6h
(varies with MIC, effluent rate)
SLED No data

Chỉnh liều trên bệnh nhân suy gan

Mild impairment (Child-Pugh Class A) Không chỉnh liều
Moderate impairment (Child-Pugh Class B) Không chỉnh liều
Severe impairment (Child-Pugh Class C) Không chỉnh liều

Chỉnh liều trên bệnh nhân ECMO

Effect of ECMO Minimal impact on drug PK
Dose recommendation ECMO-specific dose adjustment not required
Comments, reference Use non-ECMO ICU dosing strategies.
Prolonged infusion (with therapeutic drug monitoring, if available) suggested for patients with augmented renal clearance (CrCl >130). Ref: Clin Pharmacokinet 2026;65:193.

Chỉnh liều trên bệnh nhân tiêm phúc mạc

Intermittent (one exchange) 500 mg in alternate exchanges
Continuous (all exchanges) LD 250 mg/L, MD 50 mg/L

Chỉnh liều trên bệnh nhân béo phì

Recommendation No dose adjustment appears necessary
Comments Consider optimized dosing regimens (e.g., extended infusion) for pathogens with high MICs or critically ill patients with augmented renal clearance. TDM, if available, may be useful (Pharmacotherapy 2023;43:226).
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