Related Experiment Video
Updated: Aug 12, 2026

Application and Methodology of the Non-destructive 19F Time-domain NMR Technique to Measure the Content in Fluorine-containing Drug Products
Published on: August 22, 2017
Quantitative analysis of metronidazole in intravenous admixture with ciprofloxacin by first derivative
1Departamento de Farmacia, Facultad de Ciencias Químicas, Universidad Nacional de Córdoba, Ciudad Universitaria-5000, Córdoba, Argentina.
Abstract:
Metronidazole in parenteral admixture with ciprofloxacin was analysed by first-derivative spectrophotometry using the zero-crossing technique of measurement. The procedure did not require prior separation steps. The method was found to be linear (r(2)>0.999) in the range of 2.5-10 microg ml(-1) for metronidazole in absence or presence (at constant concentration) of ciprofloxacin. The first-derivative method was applied for the analysis of intravenous admixture of metronidazole and ciprofloxacin and proved to be rapid, accurate and reproducible.
More Related Videos
07:28Metabolic Profiling to Determine Bactericidal or Bacteriostatic Effects of New Natural Products using Isothermal Microcalorimetry
Published on: October 29, 2020
11:15Quadruple-Checkerboard: A Modification of the Three-Dimensional Checkerboard for Studying Drug Combinations
Published on: July 24, 2021
Related Concept Videos
Pharmaceutical Alternatives: Stability-Related Therapeutic Nonequivalence
Dosage Interval and Administration Route: Determination Methods
Determination of Multiple Dosing Parameters: Steady-State, Minimum and Maximum Concentrations