Comparison of the aqueous solubilization of practically insoluble niclosamide by polyamidoamine (PAMAM) dendrimers and cyclodextrins B Devarakonda, RA Hill, W Liebenberg, M Brits, MM de Villiers International journal of pharmaceutics 304 (1-2), 193-209, 2005 | 204 | 2005 |
Preparation and physicochemical characterization of 5 niclosamide solvates and 1 hemisolvate EC Van Tonder, MD Mahlatji, SF Malan, W Liebenberg, MR Caira, ... Aaps Pharmscitech 5, 86-95, 2004 | 154 | 2004 |
Quality evaluation of generic drugs by dissolution test: changing the USP dissolution medium to distinguish between active and non-active mebendazole polymorphs E Swanepoel, W Liebenberg, MM de Villiers European journal of pharmaceutics and biopharmaceutics 55 (3), 345-349, 2003 | 109 | 2003 |
Characterization of the solubility and dissolution properties of several new rifampicin polymorphs, solvates, and hydrates SQ Henwood*, W Liebenberg, LR Tiedt, AP Lötter, MM De Villiers Drug development and industrial pharmacy 27 (10), 1017-1030, 2001 | 109 | 2001 |
Poly (amidoamine) dendrimer-mediated synthesis and stabilization of silver sulfonamide nanoparticles with increased antibacterial activity SJ Strydom, WE Rose, DP Otto, W Liebenberg, MM De Villiers Nanomedicine: nanotechnology, biology and medicine 9 (1), 85-93, 2013 | 101 | 2013 |
Solubility and dissolution properties of generic rifampicin raw materials SQ Henwood, MM De Villiers, W Liebenberg, AP Lötter Drug development and industrial pharmacy 26 (4), 403-408, 2000 | 94 | 2000 |
Preparation and physicochemical properties of niclosamide anhydrate and two monohydrates EC van Tonder, TSP Maleka, W Liebenberg, M Song, DE Wurster, ... International journal of pharmaceutics 269 (2), 417-432, 2004 | 85 | 2004 |
Thermal methods for evaluating polymorphic transitions in nifedipine D Grooff, MM De Villiers, W Liebenberg Thermochimica acta 454 (1), 33-42, 2007 | 79 | 2007 |
Variable-temperature X-ray powder diffraction analysis of the crystal transformation of the pharmaceutically preferred polymorph C of mebendazole MM De Villiers, RJ Terblanche, W Liebenberg, E Swanepoel, TG Dekker, ... Journal of pharmaceutical and biomedical analysis 38 (3), 435-441, 2005 | 68 | 2005 |
Improving the aqueous solubility of triclosan by solubilization, complexation and In-situ salt formation MM Grove, C., Liebenberg, W., Du Preez, J.L., Yang, W., De Villiers Journal of the Society of Cosmetic science 54, 537-550, 2003 | 68* | 2003 |
Co-crystals of the antiretroviral nevirapine: crystal structures, thermal analysis and dissolution behaviour MR Caira, SA Bourne, H Samsodien, E Engel, W Liebenberg, N Stieger, ... CrystEngComm 14 (7), 2541-2551, 2012 | 59 | 2012 |
Developing a discriminating dissolution test for three mebendazole polymorphs based on solubility differences E Swanepoel, W Liebenberg, B Devarakonda, MM De Villiers Die Pharmazie-An International Journal of Pharmaceutical Sciences 58 (2 …, 2003 | 59 | 2003 |
A comparative study of the release of active ingredients from semisolid cosmeceuticals measured with Franz, enhancer or flow-through cell diffusion apparatus W Liebenberg, E Engelbrecht, A Wessels, B Devarakonda, W Yang, ... Journal of food and drug analysis 12 (1), 10, 2004 | 57 | 2004 |
Characterization of polymorph transformations that decrease the stability of tablets containing the WHO essential drug mebendazole M Brits, W Liebenberg, MM De Villiers Journal of pharmaceutical sciences 99 (3), 1138-1151, 2010 | 53 | 2010 |
Effect of viscosity and concentration of wall former, emulsifier and pore-inducer on the properties of amoxicillin microcapsules prepared by emulsion solvent evaporation M Song, N Li, S Sun, LR Tiedt, W Liebenberg, MM de Villiers Il Farmaco 60 (3), 261-267, 2005 | 53 | 2005 |
Amorphous azithromycin with improved aqueous solubility and intestinal membrane permeability M Aucamp, R Odendaal, W Liebenberg, J Hamman Drug development and industrial pharmacy 41 (7), 1100-1108, 2015 | 48 | 2015 |
The effect of polymorphism on powder compaction and dissolution properties of chemically equivalent oxytetracycline hydrochloride powders W Liebenberg, MM de Villiers, DE Wurster, E Swanepoel, TG Dekker, ... Drug development and industrial pharmacy 25 (9), 1027-1033, 1999 | 48 | 1999 |
Identification of the mebendazole polymorphic form present in raw materials and tablets available in South Africa W Liebenberg, TG Dekker, AP Lotter, MM De Villiers Drug development and industrial pharmacy 24 (5), 485-488, 1998 | 47 | 1998 |
Effect of para-sulfonato-calix [n] arenes on the solubility, chemical stability, and bioavailability of a water insoluble drug nifedipine W Yang, DP Otto, W Liebenberg, MM de Villiers Current drug discovery technologies 5 (2), 129-139, 2008 | 43 | 2008 |
Dissolution properties of piroxicam powders and capsules as a function of particle size and the agglomeration of powders E Swanepoel, W Liebenberg, MM De Villiers, TG Dekker Drug development and industrial pharmacy 26 (10), 1067-1076, 2000 | 38 | 2000 |