Résultats de la recherche - 7 results

Chromatographic impurity fingerprinting of genuine and counterfeit Cialis® as a means to compare the discriminating ability of PDA and MS detection.

(2016) Keywords: Chromatography, High Pressure Liquid Counterfeit Drugs Informatics Machine Learning Mass Spectrometry Principal Component Analysis Tadalafil Abstract: Public health is threatened worldwide ...

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.

Sulfonamides Tadalafil Abstract: Counterfeit medicines are a global threat to public health. These pharmaceuticals are not subjected to quality control and therefore their safety, quality and efficacy cannot be ...

Impurity fingerprints for the identification of counterfeit medicines--a feasibility study.

Feasibility Studies Least-Squares Analysis Piperazines Principal Component Analysis Purines Sildenafil Citrate Spectrophotometry, Ultraviolet Sulfones Tablets Tadalafil Abstract: Most of the counterfeit ...

Comparison and combination of spectroscopic techniques for the detection of counterfeit medicines.

Sildenafil Citrate Spectroscopy, Fourier Transform Infrared Spectroscopy, Near-Infrared Spectrum Analysis, Raman Sulfones Tadalafil Abstract: During this study, Fourier transform infrared spectroscopy (FT- ...

Evaluation of the residual solvent content of counterfeit tablets and capsules.

Tadalafil Abstract: A group of counterfeit samples of Viagra and Cialis were screened for their residual solvent content and compared to the content of the genuine products. It was observed that all ...

Physical profiling and IR spectroscopy: simple and effective methods to discriminate between genuine and counterfeit samples of Viagra® and Cialis®.

Spectrophotometry, Infrared Tablets Tadalafil Abstract: Counterfeit medicines are a global threat to public health. High amounts enter the European market, enforcing the need for simple techniques to help customs ...

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