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The Monte Carlo validation framework for the discriminant partial least squares model extended with variable selection methods applied to authenticity studies of Viagra® based on chromatographic impurity profiles.
Counterfeit Drugs Discriminant Analysis Least-Squares Analysis Monte Carlo Method Sildenafil Citrate Abstract: The aim of this work was to develop a general framework for the validation of discriminant models ...
Testing of complementarity of PDA and MS detectors using chromatographic fingerprinting of genuine and counterfeit samples containing sildenafil citrate.
Processing, Computer-Assisted Sildenafil Citrate Abstract: Counterfeit medicines are a global threat to public health. High amounts enter the European market, which is why characterization of these products is ...
Comparative dissolution study on counterfeit medicines of PDE-5 inhibitors
conducted on two sets of counterfeit medicines containing PDE-5 inhibitors (sildenafil citrate and tadalafil). The dissolution profiles were statistically compared to the ones of the genuine products using ...
Headspace-gas chromatographic fingerprints to discriminate and classify counterfeit medicines.
Keywords: Carbolines Counterfeit Drugs Drug Contamination Gas Chromatography-Mass Spectrometry Piperazines Principal Component Analysis Purines Reproducibility of Results Risk Factors Sildenafil Citrate ...
Physical profiling and IR spectroscopy: simple and effective methods to discriminate between genuine and counterfeit samples of Viagra® and Cialis®.
Drug Test Anal, Volume 8, Issue 3-4, p.378-87 (2016) Keywords: Counterfeit Drugs Drug Packaging Least-Squares Analysis Principal Component Analysis Reproducibility of Results Sildenafil Citrate ...