These tools will no longer be maintained as of December 31, 2024. Archived website can be found here. PubMed4Hh GitHub repository can be found here. Contact NLM Customer Service if you have questions.
3. Determination of analogs of sildenafil and vardenafil in foods by column liquid chromatography with a photodiode array detector, mass spectrometry, and nuclear magnetic resonance spectrometry. Choi DM, Park S, Yoon TH, Jeong HK, Pyo JS, Park J, Kim D, Kwon SW. J AOAC Int; 2008; 91(3):580-8. PubMed ID: 18567304 [Abstract] [Full Text] [Related]
4. Isolation and identification of thiohomosildenafil and thiosildenafil in health supplements. Zou P, Hou P, Oh SS, Chong YM, Bloodworth BC, Low MY, Koh HL. J Pharm Biomed Anal; 2008 Jun 09; 47(2):279-84. PubMed ID: 18316170 [Abstract] [Full Text] [Related]
5. Identification of novel sildenafil-analogues in an adulterated herbal food supplement. Wollein U, Eisenreich W, Schramek N. J Pharm Biomed Anal; 2011 Dec 05; 56(4):705-12. PubMed ID: 21821375 [Abstract] [Full Text] [Related]
7. Detection and structure elucidation of hydroxythiovardenafil as an adulterant in a herbal dietary supplement. Jankovics P, Lohner S, Darcsi A, Németh-Palotás J, Béni S. J Pharm Biomed Anal; 2013 Feb 23; 74():83-91. PubMed ID: 23245238 [Abstract] [Full Text] [Related]
8. Isolation and identification of hydroxythiohomosildenafil in herbal dietary supplements sold as sexual performance enhancement products. Li L, Low MY, Aliwarga F, Teo J, Ge XW, Zeng Y, Bloodworth BC, Koh HL. Food Addit Contam Part A Chem Anal Control Expo Risk Assess; 2009 Feb 23; 26(2):145-51. PubMed ID: 19680883 [Abstract] [Full Text] [Related]
11. Identification of a novel vardenafil analogue in herbal product. Lam YH, Poon WT, Lai CK, Chan AY, Mak TW. J Pharm Biomed Anal; 2008 Mar 13; 46(4):804-7. PubMed ID: 18248930 [Abstract] [Full Text] [Related]
12. Use of liquid chromatography-mass spectrometry and a chemical cleavage reaction for the structure elucidation of a new sildenafil analogue detected as an adulterant in an herbal dietary supplement. Reepmeyer JC, Woodruff JT. J Pharm Biomed Anal; 2007 Aug 15; 44(4):887-93. PubMed ID: 17532168 [Abstract] [Full Text] [Related]
14. Identification of a new sildenafil analogue in a health supplement. Ge X, Li L, Koh HL, Low MY. J Pharm Biomed Anal; 2011 Nov 01; 56(3):491-6. PubMed ID: 21726974 [Abstract] [Full Text] [Related]
16. Use of liquid chromatography-mass spectrometry and a hydrolytic technique for the detection and structure elucidation of a novel synthetic vardenafil designer drug added illegally to a "natural" herbal dietary supplement. Reepmeyer JC, Woodruff JT. J Chromatogr A; 2006 Aug 25; 1125(1):67-75. PubMed ID: 16750214 [Abstract] [Full Text] [Related]
17. Synthesis of core-shell magnetic molecularly imprinted polymers and detection of sildenafil and vardenafil in herbal dietary supplements. Ding M, Wu X, Yuan L, Wang S, Li Y, Wang R, Wen T, Du S, Zhou X. J Hazard Mater; 2011 Jul 15; 191(1-3):177-83. PubMed ID: 21555181 [Abstract] [Full Text] [Related]
20. Isolation and identification of a new sildenafil analogue adulterated in energy drink: propoxyphenyl sildenafil. Alp M, Coşkun M, Göker H. J Pharm Biomed Anal; 2013 Jan 15; 72():155-8. PubMed ID: 23146241 [Abstract] [Full Text] [Related] Page: [Next] [New Search]