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Spectrofluorometric determination of piroxicam
P C Damiani1, M Bearzotti, M Cabezón
1Departamento de Química Analítica, Facultad de Ciencias Bioquímicas y Farmacéuticas, Universidad Nacional de Rosario, Argentina.
Journal of Pharmaceutical and Biomedical Analysis
|June 25, 1998
Summary
This study details a spectrofluorometric method for quantifying piroxicam in tablets. The assay uses specific excitation and emission wavelengths, providing a reliable analytical technique for pharmaceutical analysis.
Area of Science:
- Analytical Chemistry
- Pharmaceutical Analysis
Background:
- Piroxicam is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain and inflammation.
- Accurate quantification of active pharmaceutical ingredients (APIs) like piroxicam in dosage forms is crucial for quality control.
Purpose of the Study:
- To develop and describe a spectrofluorometric method for the determination of piroxicam in pharmaceutical tablets.
- To establish the optimal conditions for piroxicam analysis using fluorescence spectroscopy.
Main Methods:
- Spectrofluorometric analysis of piroxicam in a 0.5 M nitric acid solution.
- Excitation of the drug at 330 nm and measurement of fluorescence intensity at 440 nm.
Main Results:
- The method demonstrated linearity within the concentration range of 0.01-1.25 micrograms/ml.
- The spectrofluorometric approach provides a sensitive and specific means for piroxicam determination.
Conclusions:
- The described spectrofluorometric method is suitable for the routine determination of piroxicam in pharmaceutical formulations.
- This analytical technique offers a reliable and efficient approach for quality control of piroxicam tablets.