Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements

Phosphodiesterase type 5 inhibitors (PDE-5i) are the first-line medication for oral erectile dysfunction, which are used according to the prescription of doctors. However, these substances have been found illegally in supplementary foods. The quality and safety of dietary supplements for enhancing m...

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Main Authors: Thi Oanh Nguyen, Cao-Son Tran, Thi Thu Hang Do, Thi Minh Hoa Nguyen, Quang-Dong Bui, Cao-Tien Bui, Hong-Ngoc Nguyen, Thu-Hien Dang, Viet-Chien Dinh, Thi Anh Huong Nguyen, Thi Hong Hao Le
Format: Article
Language:English
Published: Wiley 2021-01-01
Series:Journal of Analytical Methods in Chemistry
Online Access:http://dx.doi.org/10.1155/2021/5579500
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author Thi Oanh Nguyen
Cao-Son Tran
Thi Thu Hang Do
Thi Minh Hoa Nguyen
Quang-Dong Bui
Cao-Tien Bui
Hong-Ngoc Nguyen
Thu-Hien Dang
Viet-Chien Dinh
Thi Anh Huong Nguyen
Thi Hong Hao Le
author_facet Thi Oanh Nguyen
Cao-Son Tran
Thi Thu Hang Do
Thi Minh Hoa Nguyen
Quang-Dong Bui
Cao-Tien Bui
Hong-Ngoc Nguyen
Thu-Hien Dang
Viet-Chien Dinh
Thi Anh Huong Nguyen
Thi Hong Hao Le
author_sort Thi Oanh Nguyen
collection DOAJ
description Phosphodiesterase type 5 inhibitors (PDE-5i) are the first-line medication for oral erectile dysfunction, which are used according to the prescription of doctors. However, these substances have been found illegally in supplementary foods. The quality and safety of dietary supplements for enhancing male sexual performance have been questioned, raising the need for continual development of analytical methods. Liquid chromatography coupled with high-resolution mass spectrometry has become one of the most effective methods to identify and measure PDE-5i concentration. In this research, we focused on (i) developing and validating an effective screening and quantitation method for more than 53 PDE-5i in ingredients and supplementary products using LC-Q-Exactive after a simple sample extraction and (ii) assessing PDE-5i content in natural-based supplementary products available in Vietnam market. The extraction method used a small amount of organic solvent, which makes it more environmentally friendly (greener). The developed method has a limit of detection of 0.4 mg/kg, a limit of quantitation of 1.2 mg/kg, recoveries from 80 to 110%, and repeatability lower than 15%. Ninety-two herbal supplementary foods and ingredients used for enhancement of male sexual performance available in Vietnamese markets were collected. Fourteen PDE-5i including conventional and novel analogous were detected and measured in eighteen food supplements and two formulation ingredient samples.
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institution Kabale University
issn 2090-8865
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language English
publishDate 2021-01-01
publisher Wiley
record_format Article
series Journal of Analytical Methods in Chemistry
spelling doaj-art-f00ddcf1e190493cbb1f1e7e511596852025-02-03T06:06:27ZengWileyJournal of Analytical Methods in Chemistry2090-88652090-88732021-01-01202110.1155/2021/55795005579500Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary SupplementsThi Oanh Nguyen0Cao-Son Tran1Thi Thu Hang Do2Thi Minh Hoa Nguyen3Quang-Dong Bui4Cao-Tien Bui5Hong-Ngoc Nguyen6Thu-Hien Dang7Viet-Chien Dinh8Thi Anh Huong Nguyen9Thi Hong Hao Le10Vietnam Food Administration, 135 Nui Truc, Ba Dinh, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamNational Institute for Food Control, 65 Pham Than Duat, Cau Giay, Hanoi 10000, VietnamUniversity of Science, Vietnam National University, 334 Nguyen Trai, Thanh Xuan, Hanoi 10000, VietnamUniversity of Science, Vietnam National University, 334 Nguyen Trai, Thanh Xuan, Hanoi 10000, VietnamPhosphodiesterase type 5 inhibitors (PDE-5i) are the first-line medication for oral erectile dysfunction, which are used according to the prescription of doctors. However, these substances have been found illegally in supplementary foods. The quality and safety of dietary supplements for enhancing male sexual performance have been questioned, raising the need for continual development of analytical methods. Liquid chromatography coupled with high-resolution mass spectrometry has become one of the most effective methods to identify and measure PDE-5i concentration. In this research, we focused on (i) developing and validating an effective screening and quantitation method for more than 53 PDE-5i in ingredients and supplementary products using LC-Q-Exactive after a simple sample extraction and (ii) assessing PDE-5i content in natural-based supplementary products available in Vietnam market. The extraction method used a small amount of organic solvent, which makes it more environmentally friendly (greener). The developed method has a limit of detection of 0.4 mg/kg, a limit of quantitation of 1.2 mg/kg, recoveries from 80 to 110%, and repeatability lower than 15%. Ninety-two herbal supplementary foods and ingredients used for enhancement of male sexual performance available in Vietnamese markets were collected. Fourteen PDE-5i including conventional and novel analogous were detected and measured in eighteen food supplements and two formulation ingredient samples.http://dx.doi.org/10.1155/2021/5579500
spellingShingle Thi Oanh Nguyen
Cao-Son Tran
Thi Thu Hang Do
Thi Minh Hoa Nguyen
Quang-Dong Bui
Cao-Tien Bui
Hong-Ngoc Nguyen
Thu-Hien Dang
Viet-Chien Dinh
Thi Anh Huong Nguyen
Thi Hong Hao Le
Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
Journal of Analytical Methods in Chemistry
title Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
title_full Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
title_fullStr Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
title_full_unstemmed Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
title_short Rapid Screening and Quantitative Determination of Illegal Phosphodiesterase Type 5 Inhibitors (PDE-5i) in Herbal Dietary Supplements
title_sort rapid screening and quantitative determination of illegal phosphodiesterase type 5 inhibitors pde 5i in herbal dietary supplements
url http://dx.doi.org/10.1155/2021/5579500
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