References
- Juang R. H., Storey D. Correlation of characteristics of gel extrusion module (GEM) tablet formulation and drug dissolution rate. J. Control. Release. 2003; 89: 375–385, [PUBMED], [INFOTRIEVE], [CSA]
- Freichel O. L., Lippold B. C. A new oral erosion controlled drug delivery sysem with a late burst in the release profile. Eur. J. Pharm. Biopharm. 2000; 50: 345–351, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Sako K., Sawada T., Nakashima H., Yokohama S., Sonobe T. Influence of water soluble fillers in hydroxypropylmethylcellulose matrices on in vitro and in vivo drug release. J. Control. Release 2002; 81: 165–172, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Moussa S., Cartilier L. H. Characterisation of moving front in cross‐linked amylose matrices by image analysis. J. Control. Release 1996; 42: 47–55, [CROSSREF]
- Colombo P., Bettini R., Massimo P. L., Santi P., Peppas N. A. Drug diffusion front movement is important in drug release control in swellable matrix tablets. J. Pharm. Sci. 1995; 84: 991–997, [PUBMED], [INFOTRIEVE]
- Sujja‐areeyath J., Munday D. L., Cox P. J., Khan K. A. Relationship between swelling, erosion and drug release in hydrophillic natural gum mini‐matrix formulations. Eur. J. Pharm. Sci. 1998; 6(3)207–217, [CSA], [CROSSREF]
- Talukdar M. M., Kinget R. Swelling and drug release behaviour of xanthan gum matrix tablets. Int. J. Pharm. 1995; 120(1)63–72, [CROSSREF]
- Moussa I. S., Lenaerts V., Cartilier L. H. Image analysis studies of water transport and dimensional changes occurring in the early stages of hydration in cross‐linked amylose matrices. J. Control. Release 1998; 52(1–2)63–70, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Colombo P., Bettini R., Catellani P. L., Santi P., Peppas N. A. Drug volume fraction profile in the gel phase and drug release kinetics in hydroxypropylmethyl cellulose matrices containing a soluble drug. Eur. J. Pharm. Sci. 1999; 9(1)33–40, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Zuelger S., Fassihi R., Lippold B. C. Polymer particle erosion controlling drub release. II. Swelling investigations to clarify the release mechanism. Int. J. Pharm. 2002; 243: 23–37, [CROSSREF]
- Hwang S.‐J., Park H., Park K. Gastric retentive drug delivery systems. Crit. Rev. Ther. Drug Carr. Syst. 1998; 15(3)243–284, [CSA]
- Singh B. N., Kim K. H. Floating drug delivery systems: an approach to oral controlled drug delivery via gastric retention. J. Control. Release 2000; 63: 235–259, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Desai S., Bolton S. A floating controlled‐release drug delivery systems: in vitro—in vivo evaluation. Pharm. Res. 1993; 10: 1321–1325, [PUBMED], [INFOTRIEVE], [CROSSREF]
- Inucelli V., Coppi G., Bernabei M. T., Cameroni R. Air compartment multiple‐unit system for prolonged gastric residence. Part I, Formulation study. Int. J. Pharm. 1998; 174: 47–54, [CROSSREF]
- Atyabi F., Sharma H. L., Mohammad H. A.H., Fell J. T. Controlled drug release from coated floating ion exchange resin beads. J. Control. Release 1996; 42: 25–28, [CROSSREF]
- Streubel A., Siepmann J., Bodmeier R. Floating microparticles based on low density foam powder. Int. J. Pharm. 2002; 241: 279–292, [PUBMED], [INFOTRIEVE], [CROSSREF]
- Streubel A., Siepmann J., Bodmeier R. Floating matrix tablets based on low density powder: effects of formulation and processing parameters on drug release. Eur. J. Pharm. Sci. 2003; 18: 37–45, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Ingani H. M., Timmermans J., Moës A. J. Conception and in vivo investigation of peroral sustained release floating dosage forms with enhanced gastrointestinal transit. Int. J. Pharm. 1987; 35: 157–164, [CROSSREF]
- Matharu R. S., Singhavi N. M. Novel drug delivery system for captopril. Drug Dev. Ind. Pharm. 1992; 18(14)1567–1574
- Timmermans J., Moës A. J. How well do floating dosage forms float?. Int. J. Pharm. 1990; 62: 207–216, [CROSSREF]
- Timmermans J., Moës A. J. Factors controlling buoyancy and gastric retention capabilities of floating matrix capsules: new data reconsidering controversy. J. Pharm. Sci. 1994; 83(1)18–24, [PUBMED], [INFOTRIEVE]
- Chen G.‐L., Hao W.‐H. In vitro performance of floating sustained‐release capsule of verapamil. Drug Dev. Ind. Pharm. 1998; 24(11)1067–1072, [PUBMED], [INFOTRIEVE], [CSA]
- Rouge N., Cole E. T., Doelker E., Buri P. Screening of potentially floating excipients for minitablets. STP Pharma 1997; 7(5)386–392
- El‐Kamel A. H., Sokar M. S., Al Gamal S. S., Naggar V. F. Preparation and evaluation of ketoprofen floating oral delivery system. Int. J. Pharm. 2001; 220(1–2)13–21
- Choi B. Y., Park H. J., Hwang S. J., Park J. B. Preparation of alginate beads for floating drug delivery system: effect of CO2 gas‐forming agents. Int. J. Pharm. 2002; 239(1–2)81–91, [PUBMED], [INFOTRIEVE], [CROSSREF]
- Fahie J., Nangia A., Chopra K., Fyfe C. A., Grondey H., Blazek A. Use NMR imaging for optimization of a compression‐coated regulated release system. J. Control. Release 1998; 51: 179–184, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Fyfe A., Blazek‐Welsh A. I. Quantitative NMR imaging study of the mechanism of drug release from swelling hydroxypropylmethylcellulose tablets. J. Control. Release 2000; 68: 313–333, [PUBMED], [INFOTRIEVE], [CSA], [CROSSREF]
- Tritt‐Goc J., Piślewski N. Magnetic resonance study of the swelling kinetics of hydroksypropylmethylcellulose (HPMC) in water. J. Control. Release 2002; 80: 79–86, [CSA], [CROSSREF]
- Roy D. S., Rohera B. D. Comparative evaluation of rate of hydration and matrix erosionof HEC and HPC and study of drug release from their matrices. Eur. J. Pharm. Sci. 2002; 16: 193–199, [CSA], [CROSSREF]