Estimation of Nizatidine Gastric Nitrosatability and Product Toxicity Via an Integrated Approach Combining HILIC, in Silico Toxicology, and Molecular Docking
journal of food and drug analysis 27 (2019) 915e925 Available online at www.sciencedirect.com ScienceDirect journal homepage: www.jfda-online.com Original Article Estimation of nizatidine gastric nitrosatability and product toxicity via an integrated approach combining HILIC, in silico toxicology, and molecular docking * ** Rania El-Shaheny a,b, , Mohamed Radwan c,d,e, Koji Yamada f, , Mahmoud El-Maghrabey a,g a Department of Pharmaceutical Analytical Chemistry, Faculty of Pharmacy, Mansoura University, Mansoura 35516, Egypt b Department of Hygienic Chemistry and Toxicology, Course of Pharmaceutical Sciences, Graduate School of Biomedical Sciences, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan c Department of Drug Discovery, Science Farm Ltd., 1-7-30 Kuhonji, Chuo-ku, Kumamoto 862-0976, Japan d Department of Bioorganic Medicinal Chemistry, Faculty of Life Sciences, Kumamoto University, 5e1 Oehonmachi, Chuo-ku, Kumamoto 862e0973, Japan e Chemistry of Natural Compounds Department, Pharmaceutical and Drug Industries Research Division, National Research Centre, Dokki 12622, Cairo, Egypt f Medical Plant Laboratory, Course of Pharmaceutical Sciences, Graduate School of Biomedical Sciences, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan g Department of Analytical Chemistry for Pharmaceuticals, Course of Pharmaceutical Sciences, Graduate School of Biomedical Sciences, Nagasaki University, 1-14 Bunkyo-machi, Nagasaki 852-8521, Japan article info abstract Article history: The liability of the H2-receptor antagonist nizatidine (NZ) to nitrosation in simulated Received 24 June 2019 gastric juice (SGJ) and under WHO-suggested conditions was investigated for the first time. Received in revised form For monitoring the nitrosatability of NZ, a hydrophilic interaction liquid chromatography 29 July 2019 (HILIC) method was optimized and validated according to FDA guidance.
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