FORMULATION AND EVALUATION OF KETOROLAC TROMETHAMINE LOADED TRANSFEROSOMAL GEL USING BOX BEHNKEN DESIGN

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Madireddy Divya, Dr Darshanam VijayKumar, Ravi Maloth, Sepuri Vijaylaxmi, Korlapalli Manasa

Abstract-Using Box-Behnken design, the primary objective of this research is to produce a transferosomal gel of ketorolac tromethamine for topical administration. The loading, entrapment, and release of the substance are dependent on the type and concentration of lipid, surfactant, cholesterol, and edge activator. For prepared transferosomes, vesicle generation, entrapment efficiency, drug content, and diffusion tests were conducted. The Carbopol gel was used to incorporate the optimized formulation, which was then evaluated for in vitro drug release, viscosity, homogeneity, pH, and appearance.Ketorolac tromethamine in FTIR exhibited absorption peaks at 3348 cm- 1 (NH and NH2 functional group), 1379 cm-1 (C-C stretching), 1387 cm-1 (C-N stretching of secondary amine), 1047 cm-1 (OH stretching), and 798, 780, 730,715 cm-1 (CH bending). Entrapment efficiency decreased as surfactant concentrations increased. The formulations demonstrated 60.2% drug release over 8 hours at a rate of 54.06 (Table 10 and Figure 8) as determined by in-vitro diffusion studies. Based on the outcomes, formulation F18 was deemed optimal, with an entrapment efficiency of 86.7% and a drug release of 78.2% after 8 hours, which was closer to the design value. The gel containing the optimized formulation of Carbopol was then evaluated. The gel was determined to have a pH of 6.68, a spread ability of 6.62, a drug content of 91.8, and a potential drug release rate of 60% after 8 hours. Consequently, it is stated that the formulation was stable and that zero-order Higuchi release kinetics were observed.

Ketorolac tromethamine, Transferosomes, Surface-active agents, and Lipids are key terms.