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Related Experiment Videos

Advances in drug analysis by kinetic methods

D Pérez-Bendito1, A Gómez-Hens, M Silva

  • 1Department of Analytical Chemistry, Faculty of Sciences, University of Córdoba, Spain.

Journal of Pharmaceutical and Biomedical Analysis
|June 1, 1996
PubMed
Summary

Novel kinetic methods accelerate drug analysis in biological samples. These advanced techniques, including stopped-flow and luminescence, enhance accuracy and efficiency for various pharmaceuticals.

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Area of Science:

  • Analytical Chemistry
  • Biochemistry
  • Pharmaceutical Analysis

Background:

  • Kinetic methods offer efficient drug analysis using modern instrumentation.
  • Automation and computational tools are crucial for rapid and high-quality routine analyses.
  • Accurate drug determination in bio(pharmaceutical) matrices is vital for quality control and research.

Purpose of the Study:

  • To review novel kinetic approaches for determining diverse drugs in biological and pharmaceutical samples.
  • To highlight advancements in automated kinetic techniques for drug quantification.
  • To discuss the application of specific kinetic methods in analyzing various drug classes.

Main Methods:

  • Stopped-flow (SF) technique combined with fluorescence polarization immunoassay for drug of abuse and opiate determination.

Related Experiment Videos

  • SF technique with micelle-stabilized room-temperature phosphorimetry for anti-inflammatory drug analysis (e.g., naproxen).
  • Sensitized luminescence via energy transfer and SF technique for antibiotic determination (e.g., tetracycline).
  • Continuous reagent addition with peroxyoxalate chemiluminescence for hallucinogenic alkaloids and phenothiazines.
  • Kinetometric approaches (e.g., Kalman filtering) and micellar catalysis.

    • Main Results:

    • Demonstrated successful application of SF-fluorescence polarization immunoassay for urine drug screening.
    • Showcased SF-micelle-stabilized phosphorimetry for precise naproxen quantification.
    • Illustrated kinetic determination of tetracycline using sensitized luminescence and SF.
    • Presented peroxyoxalate chemiluminescence for analyzing alkaloids and phenothiazines.
    • Highlighted the utility of kinetometric methods and micellar catalysis in drug analysis.

    Conclusions:

    • Novel kinetic methods, particularly those employing the stopped-flow technique, significantly improve drug analysis efficiency and accuracy.
    • These advanced kinetic strategies are applicable to a wide range of drugs, including opiates, anti-inflammatories, antibiotics, and psychoactive compounds.
    • The integration of modern instrumentation, computational tools, and specific detection principles (luminescence, chemiluminescence) represents a powerful toolkit for pharmaceutical analysis.