Stepwise optimization and sensitivity improvement of green micellar electrokinetic chromatography method to simultaneously determine some fluoroquinolones and glucocorticoids present in various binary ophthalmic formulations, Essam, Hebat Allah M., Saad Martin N., Elzanfaly Eman S., and Amer Sawsan M. , Biomedical Chromatography. 2020;:, Volume 34, Issue e4941, p.1-13, (2020)
n electrochemical sensing platform to determine tetrahydrozoline HCl in pure form, pharmaceutical formulation, and rabbit aqueous humor, Mahmoud, Amr M., Saad Martin N., Elzanfaly Eman S., Amer Sawsan M., and Essam Hebat Allah M. , : Anal. Methods, 2020, DOI: 10.1039/d0ay00882f This journal is © The Royal Society of Chemistry 2020 Anal. Methods, 2020, 12, 2903–2913 | 2903 Analytic, Volume 12, p. 2903, (2020)
A Two-Step Optimization Approach: Validated RP-HPLC Method for Determination of Gatifloxacin and Dexamethasone in Ophthalmic Formulation, Saad*, Martin N., Essam Hebat Allah M., Elzanfaly Eman S., and Amer Sawsan M. , Journal of Chromatographic Science, 2020, , Volume Vol. 58,, Issue No. 6, p. 504–510, (2020)
A reliable and stable method for the determination of foretinib in human plasma by LC-MS/MS: Application to metabolic stability investigation and excretion rate, and Mohamed W Attwa1, Adnan A Kadi1, Hany Darwish1 Sawsan Amer2 Haitham Alrabiah1 W. 2 M. , European Journal of Mass Spectrometry, Volume 24, Issue 4, (2018)
LC-ESI-MS/MS identification and characterization of ponatinib in vivo phase I and phase II metabolites, b Mohamed W. Attwaa, b, Adnan Kadia Hany Darwisha Sawsan Amerb Haitham AlRabiaha ⁎ A. W. M. , Clinica Chimica Acta, Volume 485, p.144-151, (2018) 2018_ponatinib_cca_article.pdf
Characterization of in vivo metabolites in rat urine following an oral dose of masitinib by liquid chromatography tandem mass spectrometry , and Adnan A. Kadi1, Sawsan M. Amer2, Hany Darwish1 Mohamed Attwa1 W. 2 W. 2* , Chemistry central Journal, Volume 12, Issue 66, (2018) 2018_masitinib__invivo_metabolism_ccj.pdf