Related Experiment Videos
Pharmacokinetics of vancomycin.
The Journal of Antimicrobial Chemotherapy
|December 1, 1984
Summary
Vancomycin, an intravenous antibiotic, requires dosage adjustments for kidney impairment. High serum levels may cause hearing loss (ototoxicity), but not kidney damage (nephrotoxicity).
Area of Science:
- Pharmacology
- Nephrology
- Ototoxicology
Background:
- Vancomycin is administered intravenously for systemic infections due to poor oral absorption.
- Recent studies have elucidated the pharmacokinetics of vancomycin in humans.
- Renal excretion necessitates dosage adjustments in patients with impaired renal function.
Purpose of the Study:
- To define the pharmacokinetics of vancomycin.
- To investigate the relationship between vancomycin serum concentrations and toxicity.
- To establish guidelines for vancomycin dosage in renal impairment.
Main Methods:
- Pharmacokinetic studies in human subjects.
- Analysis of vancomycin serum concentrations.
- Correlation of serum concentrations with observed ototoxicity and nephrotoxicity.
Main Results:
- Vancomycin penetrates well into most body fluids, excluding aqueous humour and cerebrospinal fluid.
- Elevated vancomycin serum concentrations are potentially linked to ototoxicity.
- No correlation was found between previously determined vancomycin serum concentrations and the development of nephrotoxicity.
Conclusions:
- Vancomycin dosage must be carefully managed in patients with renal impairment.
- Monitoring serum concentrations is crucial to mitigate the risk of ototoxicity.
- Nephrotoxicity development cannot be reliably predicted by serum vancomycin levels.