References
- Lapidus H., Lordi N. G. Some factors affecting the release of a water-soluble drug from a compressed hydrophilic matrix. J. Phar. Sci 1966; 55(8)840–843
- Huet de Barochez B., Julian J. S., Lapeyre F., Horvath S., Cuine A. Influence of drug solubility in the formulation of hydrophilic matrices. Drug Dev. Ind. Pharm 1989; 15(14–16)2197–2212
- Howard J. R., Timmins P. U.S. Patent. 4792452, 1988, Controlled release formulation
- Timmins P., Delargy A. M., Howard J. R., Rowlands E. A. Evaluation of the granulation of a hydrophilic matrix sustained release tablet. Drug Dev. Ind. Pharm 1990; 17(4)531–550
- Leggett D. J. Instrumental simplex optimization. J. Chem. Ed 1983; 60(9)707–710
- Massart D. L., Dijkstra A., Kaufman C. Evaluation and Optimization of Laboratory Methods and Analytical Procedures 267. Elsevier, Amsterdam 1978; 257–277
- Higuchi W. I. Analysis of data on the medicament release from ointments. J. Pharm. Sci 1962; 51(8)
- Hixson A. W., Crowell J. H. Dependence of reaction velocity upon surface and agitation: I. Theoretical consideration. Ind. Eng. Chem 1931; 23(8)923–931
- Korsenmeyer R. W., Gurny R., Doelker E., Buri P., Peppas N. A. Mechanisms of solute release from porous hydrophilic polymers. Int. J. Pharm 1983; 15(5)25–35
- Franz R. M., Sytsma J. A., Smith B. P. In-vitro evaluation of a mixed polymeric sustained release matrix using response surface methodology. J. Contr. Release 1987; 5(9)159–172
- Waaler P. J., Grafner C., Muller B. W. Optimization of a matrix tablet formulation using a mixture design. Acta. Pharm. Nordic 1992; 4(1)9–16
- Waaler P. J., Arnesen K., Grafner C., Muller B. W. Optimization of the amount of xanthan gum and guar gum in a matrix tablet formulation using a central composite design. Acta. Pharm. Nordica 1992; 4(4)291–296
- Bamba M., Puisieux F., Marty J. P., Carstensen J. T. Release mechanisms in gel forming sustained release preparations. Int. J. Pharm 1979; 2(6)307–315
- Melia C. D. Hydrophilic matrix sustained release systems based on polysaccharide carriers. Crit. Rev. Therapeutic Drug Carrier Syts 1991; 8(4)395–421
- Hodsdon A. C., Mitchell J. R., Davies M. C., Melia C. D. Structure and behavior in hydrophilic matrix sustained release dosage forms: 3. The influence of pH on the sustained release performance and internal gel structure of sodium alginate matrices. J. Contr. Release 1995; 33(1)143–152
- Gacesa P. Alginates. Carbohydr. Polym 1988; 8(3)161–182