Sensitive and Selective Spectrophotometric Determination of Gabapentin in Capsules Using Two Nitrophenols as Chromogenic Agents
2011

Determining Gabapentin in Capsules Using Spectrophotometry

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Author Information

Author(s): Abdulrahman Sameer A. M. Basavaiah, Kanakapura Basavaiah

Primary Institution: Department of Chemistry, University of Mysore, Manasagangotri, Mysore, India

Hypothesis

The study aims to develop sensitive and selective spectrophotometric methods for determining gabapentin in pharmaceutical formulations.

Conclusion

The proposed methods for determining gabapentin are simple, rapid, and more sensitive than existing methods.

Supporting Evidence

  • The methods showed no significant difference in accuracy and precision compared to reference methods.
  • Recovery studies confirmed the validity of the proposed methods.
  • The methods are free from the usual analytical complications like heating or extraction steps.

Takeaway

The researchers created two easy ways to measure gabapentin in medicine using special chemicals that change color.

Methodology

Two spectrophotometric methods were developed using picric acid and 2,4-dinitrophenol to form ion-pair complexes with gabapentin.

Potential Biases

Potential bias in the selection of reagents and methods compared to existing techniques.

Limitations

The methods may not be applicable to all formulations or other drugs.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.1155/2011/619310

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