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1989 1
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Page 1
Quality by Design-Guided Systematic Development and Optimization of Mucoadhesive Buccal Films.
Hassan AAA, Kristó K, Ibrahim YHY, Regdon G Jr, Sovány T. Hassan AAA, et al. Pharmaceutics. 2023 Sep 23;15(10):2375. doi: 10.3390/pharmaceutics15102375. Pharmaceutics. 2023. PMID: 37896135 Free PMC article.
The medium molecular weight of chitosan (CH) was the preferred choice in the optimized formulation, and its concentration was the most important factor affecting the CQAs, thickness, and moisture content of the films. It was found that 0.364 g/cm(2) was the suitable amount …
The medium molecular weight of chitosan (CH) was the preferred choice in the optimized formulation, and its concentration was the most impor …
Design and characterization of chitosan/citrate films as carrier for oral macromolecule delivery.
Ibrahim YHY, Regdon G Jr, Kristó K, Kelemen A, Adam ME, Hamedelniel EI, Sovány T. Ibrahim YHY, et al. Eur J Pharm Sci. 2020 Apr 15;146:105270. doi: 10.1016/j.ejps.2020.105270. Epub 2020 Feb 19. Eur J Pharm Sci. 2020. PMID: 32084583
Films were made by the solvent casting method with/without glycerol (G), propylene glycol (PG) and polyethylene glycol (PEG-400) as plasticizers. ...
Films were made by the solvent casting method with/without glycerol (G), propylene glycol (PG) and polyethylene glycol (PEG-400) as p …
Investigation of the Compressibility and Compactibility of Titanate Nanotube-API Composites.
Sipos B, Pintye-Hódi K, Regdon G Jr, Kónya Z, Viana M, Sovány T. Sipos B, et al. Materials (Basel). 2018 Dec 18;11(12):2582. doi: 10.3390/ma11122582. Materials (Basel). 2018. PMID: 30567364 Free PMC article.
Moreover, the post-compressional properties of the TNT-API composites were found to be exceptional (e.g., great tablet hardness and tensile strength), affirming the above results and proving the potential in the use of TNT carriers for drug manufacturing....
Moreover, the post-compressional properties of the TNT-API composites were found to be exceptional (e.g., great tablet hardness and t …
Study of thermal behaviour of sugar esters.
Szuts A, Pallagi E, Regdon G Jr, Aigner Z, Szabó-Révész P. Szuts A, et al. Int J Pharm. 2007 May 24;336(2):199-207. doi: 10.1016/j.ijpharm.2006.11.053. Epub 2006 Nov 28. Int J Pharm. 2007. PMID: 17187947
The results revealed that SEs with high or medium HLB values were vitrified by melting. Their glass transitions (T(g)) were determined by modulated differential scanning calorimetry. ...
The results revealed that SEs with high or medium HLB values were vitrified by melting. Their glass transitions (T(g)) were determine …
Film coating as a method to enhance the preparation of tablets from dimenhydrinate crystals.
Bajdik J, Pintye-Hódi K, Planinsek O, Regdon G Jr, Dreu R, Srcic S, Eros I. Bajdik J, et al. Int J Pharm. 2004 Jan 28;269(2):393-401. doi: 10.1016/j.ijpharm.2003.09.039. Int J Pharm. 2004. PMID: 14706251
The change in shape of the coated particles was also examined. Some physicochemical parameters changed during coating, e.g. the surface free energy parameters and the wetting of the samples. ...
The change in shape of the coated particles was also examined. Some physicochemical parameters changed during coating, e.g. the surfa …
[Comparison of in vitro model examinaitons with respect to drug release from suppositories].
Regdon G Jr, Vágó I, Mándi E, Regdon G, Erós I. Regdon G Jr, et al. Acta Pharm Hung. 2000 Apr;70(2):45-51. Acta Pharm Hung. 2000. PMID: 11192740 Hungarian.
Buspiron-hydrochloride, an anxiolytic drug with good water-solubility was used--partly as a model--as a pharmacon, in a concentration of 10.0 mg/2.00 g. The rate and extent of in vitro drug release was monitored with static and dynamic methods. ...
Buspiron-hydrochloride, an anxiolytic drug with good water-solubility was used--partly as a model--as a pharmacon, in a concentration of 10. …
[Production technology and in vitro study of rectal suppositories containing chloroquine phosphate].
Regdon Géza JR, Schirm I, Pittmann A, Regdon G. Regdon Géza JR, et al. Acta Pharm Hung. 1995 Mar;65(2):45-50. Acta Pharm Hung. 1995. PMID: 7793289 Hungarian.
Chloroquine-phosphate was suspended in various lipophilic and hydrophilic suppository bases in an amount of 250 mg/2.0 g. The authors studied the solidity and the disintegration time of the suppositories as well as the in vitro drug liberation with a membrane diffusion met …
Chloroquine-phosphate was suspended in various lipophilic and hydrophilic suppository bases in an amount of 250 mg/2.0 g. The authors …
[Formulation and analysis of suppositories containing papaverine hydrochloride. Part 2. In vitro membrane diffusion studies].
Regdon G Jr, Vastag T, Regdon G, Selmeczi B. Regdon G Jr, et al. Acta Pharm Hung. 1991 Nov;61(6):303-9. Acta Pharm Hung. 1991. PMID: 1785359 Hungarian.
Rectal suppositories with 0.10 g/2.0 g Papaverine hydrochloride content were made with 12 different vehicles. ...
Rectal suppositories with 0.10 g/2.0 g Papaverine hydrochloride content were made with 12 different vehicles. ...
[Rheologic investigation of electrode gels. III. Study of temporal changes of gel structure].
Regdon G, Bakó G, Mezey G. Regdon G, et al. Acta Pharm Hung. 1990 Jan;60(1):31-9. Acta Pharm Hung. 1990. PMID: 2327255 Hungarian.
Besides investigating rheological parameters electric conductivity values--which are important in respect of practical use of electrode gels--have been determined too. On the basis of results Carbopol "G" designated gel has been found to be the best its use has been propos …
Besides investigating rheological parameters electric conductivity values--which are important in respect of practical use of electrode gels …
[Biopharmaceutical study of aminophenazone-containing suppositories. 1. Experimental materials and methods, determination of physical qualities of the suppositories].
Tantó M, Ecsy Z, Selmeczi B, Regdon G. Tantó M, et al. Acta Pharm Hung. 1990 Jul;60(4):143-8. Acta Pharm Hung. 1990. PMID: 2239341 Hungarian.
Suppositories containing aminophenazone in quantities of 0.30 g/2 g were prepared by pouring technology. Two kinds of lipophilic suppository masses Witepsol W 35 and Estarinum 299 have been used as vehicles. ...
Suppositories containing aminophenazone in quantities of 0.30 g/2 g were prepared by pouring technology. Two kinds of lipophil …
12 results