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Results 1 to 20 of 21 articles found
2010

The identification of (−)-trans-tadalafil, tadalafil, and sildenafil in counterfeit Cialis® and the optical purity of tadalafil stereoisomers

2011

Development and validation of a GC/MS method for the determination of tadalafil in whole blood

2018

Identification of a new tadalafil analogue, N-3-hydroxypropylnortadalafil, in a supplement product

2015

Identification and screening of a tadalafil analogue found in adulterated herbal products

2016

Isolation and characterization of a tadalafil analogue, N -cyclopentyl nortadalafil in health supplement

2012

Isolation and structural characterization of two tadalafil analogs found in dietary supplements

2015

Identification of a new tadalafil analogue in an adulterated dietary supplement: Trans-Bisprehomotadalafil

2015

Isolation and structural characterization of a new tadalafil analog (2-hydroxyethylnortadalafil) found in a dietary supplement

2016

Identification and structural elucidation of three new tadalafil analogues found in a dietary supplement

2016

Isolation and structural characterization of a new tadalafil analog (chloropropanoylpretadalafil) found in a dietary supplement

2008

Analysis of illegally manufactured formulations of tadalafil (Cialis®) by 1H NMR, 2D DOSY 1H NMR and Raman spectroscopy

2014

Separation and structural elucidation of a new tadalafil analogue diethylaminopretadalafil included as an adulterant in a dietary supplement

2012

Fingerprinting of sildenafil citrate and tadalafil tablets in pharmaceutical formulations via X-ray fluorescence (XRF) spectrometry

2013

Rapid analysis of tadalafil in human blood plasma and seminal plasma by liquid chromatography/tandem mass spectrometry

2012

Towards a decade of detecting new analogues of sildenafil, tadalafil and vardenafil in food supplements: A history, analytical aspects and health risks

2019

Elucidation of the absolute configuration of a tadalafil analogue found as adulterant in a health supplement by mass spectrometry, chiroptical methods and NMR spectroscopy

2010

Screening of Indian aphrodisiac ayurvedic/herbal healthcare products for adulteration with sildenafil, tadalafil and/or vardenafil using LC/PDA and extracted ion LC–MS/TOF

2018

Selective and rapid determination of tadalafil and finasteride using solid phase extraction by high performance liquid chromatography and tandem mass spectrometry

2014

Simultaneous microdetermination of bosentan, ambrisentan, sildenafil, and tadalafil in plasma using liquid chromatography/tandem mass spectrometry for pediatric patients with pulmonary arterial hypertension

2014

Determination of flibanserin and tadalafil in supplements for women sexual desire enhancement using high-performance liquid chromatography with tandem mass spectrometer, diode array detector and charged aerosol detector

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