Related Experiment Videos
Quinolone pharmacokinetics and metabolism
1Medical Department of Klinikum Steglitz, Freie Universität Berlin, FRG.
The Journal of Antimicrobial Chemotherapy
|October 1, 1990
Summary
New fluoroquinolones exhibit favorable pharmacokinetic profiles, including high distribution and bioavailability. Individual drug parameters necessitate tailored patient treatment, particularly with liver or kidney issues.
Area of Science:
- Pharmacology
- Drug Metabolism
- Clinical Pharmacy
Background:
- Fluoroquinolones represent a class of synthetic broad-spectrum antibacterial agents.
- Understanding their pharmacokinetic (PK) properties is crucial for effective therapeutic use.
Purpose of the Study:
- To characterize the general pharmacokinetic properties of new fluoroquinolone derivatives.
- To highlight the individual PK variations among different fluoroquinolone drugs.
Main Methods:
- Review and synthesis of existing pharmacokinetic data for fluoroquinolone antibiotics.
- Analysis of key PK parameters: volume of distribution, half-life, protein binding, elimination pathways, bioavailability.
Main Results:
- Fluoroquinolones demonstrate a high volume of distribution and long biological half-life.
- Low serum protein binding, renal/extrarenal elimination with high clearances, and limited biotransformation are characteristic.
- Moderate to excellent oral bioavailability was observed across the class.
Conclusions:
- Each fluoroquinolone derivative possesses unique pharmacokinetic parameters.
- Individual PK profiles must be considered in patient treatment, especially in cases of hepatic or renal impairment.