Absorption: Rapid and extensive. Distribution: 0.65 L/kg. Protein binding: 31%. Bioavailability: ~100%. Half-life elimination: 4.9 hours. Time to peak: 1 to 2 hours. Excretion: Urine, feces (two metabolites of linezolid may accumulate in patients with severe renal impairment).
禁忌症
Hypersensitivity to linezolid or any component of the formulation; concurrent use or within 2 weeks of MAO inhibitors
懷孕分類
C
哺乳分類
副作用
>10%: diarrhea (8% to 11%), decreased white blood cell count. 1% to 10%: pruritus, skin rash (1% to 2%), Increased amylase (≤2%), increased lactate dehydrogenase (≤2%), abdominal pain (≤2%), dysgeusia (1% to 2%), increased serum lipase, loose stools (2%), nausea (2% to 7%), oral candidiasis (≤2%), vomiting (2% to 9%), vulvovaginal candidiasis (1% to 2%), anemia, decreased neutrophils, decreased platelet count (≤10%), eosinophilia, thrombocytopenia, abnormal hepatic function tests (≤2%), increased serum alanine aminotransferase, increased serum alkaline phosphatase (≤4%), increased serum aspartate aminotransferase (2% to 5%), increased serum bilirubin, fungal infection (≤2%), dizziness (2% to 3%), headache, vertigo, increased blood urea nitrogen (≤2%), increased serum creatinine (≤2%)
劑量和給藥方法
Complicated skin and skin tissue infections, community-acquired pneumonia, hospital-acquired pneumonia: 600mg every 12 hours for 10 to 14 days. Vancomycin-resistant Enterococcus faecium infection: 600mg every 12 hours for 14 to 28 days. Infections of uncomplicated skin and skin tissue: 400mg every 12 hours for 10 to 14 days.
小兒調整劑量
Children under 11 years old: Complicated skin and skin tissue infections, community-acquired pneumonia, hospital-acquired pneumonia: 10mg/kg every 8 hours for 10 to 14 days. Vancomycin-resistant Enterococcus faecium infection: 10mg/kg every 8 hours for 14 to 28 days. Infections of uncomplicated skin and skin tissue: <5 years: 10mg/kg every 8 hours for 10 to 14 days; 5-11 years: 10mg/kg every 12 hours for 10 to 14 days.
腎功能調整劑量
Patients with CrCl <30 mL/minute and an anticipated treatment course >10 days: reducing dose to 300 mg twice daily after 72 hours with therapeutic drug monitoring to reduce the risk of thrombocytopenia.