Abstract:
:Cefpiramide is a new parenteral cephalosporin mainly excreted in the bile. Eight patients with cholestasis and 11 healthy subjects received a single 1 g i.v. dose. Cefpiramide concentrations in plasma and urine were measured by h.p.l.c. and plasma binding was determined by ultrafiltration. Total clearance of cefpiramide (mean +/- s.d.) was 15.5 +/- 7.1 ml min-1 in patients and 25.6 +/- 4.6 ml min-1 in healthy subjects. As a result, the terminal elimination half-life was longer in patients (12.0 +/- 2.9 h vs 5.3 +/- 0.9 h). Owing to impaired biliary elimination of cefpiramide in cholestasis, the urinary recovery of unchanged drug in patients was about five times greater than in healthy subjects (85.1 +/- 10.3% vs 16.2 +/- 3.9%). Plasma binding was significantly lower in cholestasis (fu = 0.23 +/- 0.13 vs 0.02 +/- 0.004 in healthy subjects). Accordingly, the dosage regimen of cefpiramide should be modified in patients with cholestasis.
journal_name
Br J Clin Pharmacoljournal_title
British journal of clinical pharmacologyauthors
Demontes-Mainard F,Vinçon G,Labat L,Amouretti M,Necciari J,Kieffer G,Bannwarth Bdoi
10.1111/j.1365-2125.1994.tb04278.xsubject
Has Abstractpub_date
1994-03-01 00:00:00pages
295-7issue
3eissn
0306-5251issn
1365-2125journal_volume
37pub_type
杂志文章abstract:AIMS:To develop a population pharmacokinetic model for lopinavir in combination with ritonavir, in which the interaction between both drugs was characterized, and in which relationships between patient characteristics and pharmacokinetics were identified. METHODS:The pharmacokinetics of lopinavir in combination with r...
journal_title:British journal of clinical pharmacology
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更新日期:2005-10-01 00:00:00
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doi:10.1111/j.1365-2125.1979.tb04696.x
更新日期:1979-01-01 00:00:00
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pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:1995-01-01 00:00:00
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pub_type: 杂志文章
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更新日期:1975-02-01 00:00:00
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pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:1982-07-01 00:00:00
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journal_title:British journal of clinical pharmacology
pub_type: 临床试验,杂志文章,随机对照试验
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pub_type: 临床试验,杂志文章
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更新日期:1992-03-01 00:00:00
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pub_type: 杂志文章
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更新日期:1983-01-01 00:00:00
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更新日期:2019-12-01 00:00:00
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更新日期:2015-09-01 00:00:00
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更新日期:2018-04-01 00:00:00
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pub_type: 临床试验,杂志文章
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更新日期:1983-01-01 00:00:00
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pub_type: 杂志文章
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更新日期:1980-02-01 00:00:00
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journal_title:British journal of clinical pharmacology
pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:1990-10-01 00:00:00
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journal_title:British journal of clinical pharmacology
pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:1996-07-01 00:00:00
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journal_title:British journal of clinical pharmacology
pub_type: 临床试验,杂志文章,随机对照试验
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更新日期:2005-02-01 00:00:00
abstract:AIMS:Our study aimed to evaluate the impacts of the cytochrome P450 (CYP) 2B6-G516T and CYP2D6 genetic polymorphisms on pharmacokinetic and clinical parameters in patients receiving methadone maintenance treatment. METHODS:Opioid PhArmacoLogy (OPAL) was a clinical survey of the sociodemographic characteristics, histor...
journal_title:British journal of clinical pharmacology
pub_type: 杂志文章,多中心研究
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更新日期:2019-07-01 00:00:00
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pub_type: 杂志文章,评审
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更新日期:2010-10-01 00:00:00