Magid, N. and Hammood, M.K. 2025. New Methodology Colorimetric-SFI Analysis for the Determination of Doxycycline Hyclate in Pharmaceutical Preparations. Ibn AL-Haitham Journal For Pure and Applied Sciences. 38, 2 (Apr. 2025), 234–248. DOI:https://doi.org/10.30526/38.2.3601.