Sensitive and precise HPLC method with back-extraction clean-up step for the determination of sildenafil in rat plasma and its application to a pharmacokinetic study

2015 ◽  
Vol 29 (10) ◽  
pp. 1559-1566 ◽  
Author(s):  
Beata Strach ◽  
Elżbieta Wyska ◽  
Krzysztof Pociecha ◽  
Anna Krupa ◽  
Renata Jachowicz
2014 ◽  
Vol 2014 ◽  
pp. 1-9 ◽  
Author(s):  
Yu-Qiang Liu ◽  
Qian Cai ◽  
Chang Liu ◽  
Feng-Wei Bao ◽  
Zhen-Qiu Zhang

A simple and sensitive HPLC method was developed for simultaneous determination of danshensu (DSS), rosmarinic acid (RA), lithospermic acid (LA), salvianolic acid B (SAB), and hyperoside (HP) in rat plasma. This method validated was successfully applied to the pharmacokinetic study of the main active ingredients after oral administration ofRadix Salviae Miltiorrhizaeextract (SME), hawthorn extract (HTE), and a combination of both extracts (2.5 : 1) to rats. The results indicated that there have been great differences in pharmacokinetics between a single extract and a combination of both extracts. A combination of both extracts can enhance their bioavailabilities and delay the elimination of SAB and DSS in rats.


2016 ◽  
Vol 64 (11) ◽  
pp. 1582-1588 ◽  
Author(s):  
Ki Taek Kim ◽  
Jae-Young Lee ◽  
Ju-Hwan Park ◽  
Min Hwan Kim ◽  
Ji-Su Kim ◽  
...  

2018 ◽  
Vol 41 (10) ◽  
pp. 692-697 ◽  
Author(s):  
Archana Khosa ◽  
Kowthavarapu V. Krishna ◽  
Ranendra N. Saha ◽  
Sunil K. Dubey ◽  
Satish Reddi

Bioanalysis ◽  
2010 ◽  
Vol 2 (1) ◽  
pp. 95-104 ◽  
Author(s):  
Shriram M Pathak ◽  
Prashant B Musmade ◽  
Krishnamurthy M Bhat ◽  
Nayanabhirama Udupa

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