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Research Article

Evaluation of Drug-Containing Microcapsules

Pages 487-505 | Received 19 Nov 1993, Accepted 11 Dec 1993, Published online: 27 Sep 2008

References

  • Aoyagi N., Ogata H., Kaniwa N., Uchiyama M., Yasuda Y., Tanioka Y. Gastric emptying of tablets and granules in humans, dogs, pigs and stomach-emptying-controlled rabbits. Journal of Pharmaceutical Sciences 1992; 81: 1170–1174
  • Arwidsson H., Johansson B. Application of intrinsic viscosity and interactive constant as a formulation tool for film coating. III. Mechanical studies on free ethyl cellulose films, cast from organic solvents. International Journal of Pharmaceutics 1991; 76: 91–97
  • Bechard S. R., Leroux J. C. Coated pelletized dosage form: effect of compaction on drug release. Drug Development and Industrial Pharmacy 1992; 18: 1827–1944
  • Boles M. G., Deasy P. B., Donnellan M. F. Microencapsulation studies on aminophylline involving spherical crystallization, spheronization and drug loading of non-pareil seeds. Journal of Microencapsulation 1994; 11: 55–67
  • Brophy M. R., Deasy P. B. Egg albumin microspheres containing sulphamethizole. Journal of Microencapsulation 1984; 1: 157–168
  • Chopra S. K., Tawashi R. Tack behaviour of coating solutions II. Journal of Pharmaceutical Sciences 1984; 73: 477–481
  • Coupe A. J., Davis S. S., Evans D. F., Wilding I. R. Do pellet formulations empty from the stomach with food?. International Journal of Pharmaceutics 1993; 92: 167–175
  • Crainich V. A. Microencapsulations: scale-up considerations and production technology. Specialized Drug Delivery Systems, P. Tyle. Dekker, New York 1990; 221–255
  • Davies M. C., Wilding I. R., Short R. D., Khan M. A., Watts J. F., Melia C. D. An analysis of the surface chemical structure of polymethacrylate (Eudragit) film coating polymers by XPS. International Journal of Pharmaceutics 1989; 57: 183–187
  • Deasy P. B. Microencapsulation and Related Drug Processes. Dekker, New York 1984; 1–361
  • Deasy P. B. Microencapsulation of drugs by pan and air suspension techniques. Critical Reviews in Therapeutic Drug Carrier Systems 1991; 8: 39–89
  • Deasy P. B., Brophy M. R., Ecanow B., Joy M. M. Effect of ethylcellulose grade and sealant treatments on the production and in vitro release of microencapsulated sodium salicylate. Jpurnal of Pharmacology 1980; 32: 15–20
  • Devereux J. E., Newton J. M., Short M. B. The influence of density on the gastrointestinal transit of pellets. Journal of Pharmacology 1990; 42: 500–501
  • Drewe J., Guitard P. In vitro-in vivo correlations for modified-release formulations. Journal of Pharmaceutical Sciences 1993; 82: 132–137
  • El-Shattawy H., Kassem A., El-Razzaz M. Controlled-release frusemide microcapsules: preformulation studies. Drug Development and Industrial Pharmacy 1991; 17: 2529–2537
  • Encina G. G., Sanghvi S. P., Nairn J. G. Phase diagram studies of microcapsule formation using hydroxypropyl methylcellulose phthalate. Drug Development and Industrial Pharmacy 1992; 18: 561–579
  • Fukumori Y., Ichikawa H., Yamaoka Y., Akaho E., Takeuchi Y., Fukuda T., Kanamori R., Osako Y. Effect of additives on physical properties of fine ethyl cellulose microcapsules prepared by the Wurster process. Chemical and Pharmaceutical Bulletin 1991; 39: 164–169
  • Gangrade N., Price J. C. Simple gas chromatographic headspace analysis of residual organic solvent in microspheres. Journal of Pharmaceutical Sciences 1992; 81: 201–202
  • Graffner C. Testing delivery times. Manufacturing Chemist 1989; 60(9)50–53
  • Graham D. Y., Smith J. L., Bouvet A. A. What happens to tablets and capsules in the stomach: endoscopic comparison of disintegration and dispersion characteristics of two microencapsulated potassium formulations. Journal of Pharmaceutical Sciences 1990; 79: 420–424
  • Gross S. T., Hoffmann A., Donbrow M., Benita S. Fundamentals of release mechanism interpretation in multiparticulate systems: the prediction of the commonly observed release equations from statistical population models for particle ensembles. International Journal of Pharmaceutics 1986; 29: 213–222
  • Gutierrez-Rocca J. C., McGinity J. W. Influence of aging on the physical-mechanical properties of acrylic resin films cast from aqueous dispersions and organic solutions. Drug Development and Industrial Pharmacy 1993; 19: 315–332
  • Harper G. R., Davies M. C., Davies S. S., Tadros T. F., Taylor D. C., Irving M. P., Waters J. A. Steric stabilization of microspheres with grafted polyethylene oxide reduces phagocytosis by rat Kupffer cells in vitro. Biomaterials 1991; 12: 695–700
  • Hjartstam J., Borg K., Lindstedt B. The effect of tensile stress on permeability of free films of ethyl cellulose containing hydröxypropyl methyl cellulose. International Journal of Pharmaceutics 1990; 61: 101–107
  • Hoffman A., Donbrow M., Gross S. T., Benita S., Bahat R. Fundamentals of release mechanism interpretation in multiparticulate systems: determination of substrate release from single microcapsules and relation between individual and ensemble release kinetics. International Journal of Pharmaceutics 1986; 29: 195–211
  • Hossain M., Ayres J. W. Pharmacokinetics and pharmacodynamics in the design of controlled-release beads with acetaminophen as model drug. Journal of Pharmaceutical Sciences 1992; 81: 444–448
  • Husson I., Leclerc B., Spenlehauer G., Veillard M., Puisieux F., Couarraze G. Influence of size polydispersity on drug release from coated pellets. International Journal of Pharmaceutics 1992; 86: 113–121
  • Jalsenjak I., Nicolaidou C. F., Nixon J. R. Dissolution from tablets prepared using ethyl cellulose microcapsules. Journal of Pharmacy and Pharmacology 1977; 29: 169–172
  • Kawashima Y. Spherical crystallization and pharmaceutical systems. Pharmacy International 1984; 5: 40–43
  • Lehmann K. O. H. Chemistry and application properties of polymethacrylate coating systems. Aqueous Polymeric Coatings for Pharmaceutical Dosage Forms, J. W. McGinity. Dekker, New York 1989; 153–245
  • Lehmann K., Rothgang G., Bossler H., Dreher D., Petereit H., Liddiard C., Weisbrod W. Estimating the surface area of small particles. Practical Course in Lacquer Coating. Rohm Pharma, Weiterstadt 1989; 120–125
  • Lindholm T., Huhtikangas A., Saarikivi P. Organic solvent residues in free ethyl cellulose films. International Journal of Pharmaceutics 1984; 21: 119–121
  • Lopez-Rodriguez F. J., Torrado J. J., Torrado S., Escamilla C., Cadorniga R., Augsburger L. L. Compression behaviour of acetylsalicylic acid pellets. Drug Development and Industrial Pharmacy 1993; 19: 1369–1377
  • Lui C. Y., Amidon G. L., Berardi R. R., Fleisher D., Youngberg C., Dressmann J. B. Comparison of gastrointestinal pH in dogs and humans: implications on the use of the beagle dog as a model for oral absorption in humans. Journal of Pharmaceutical Sciences 1986; 75: 271–274
  • Maganti L., Celik M. Compaction studies on pellets I. Uncoated pellets. International Journal of Pharmaceutics 1993; 95: 29–42
  • Magee G. A., Willmott N., Halbert G. W. Development of a reproduceable in vitro method for assessing the biodegrActation of protein microspheres. Journal of Controlled Release 1993; 25: 241–248
  • Masilungan F. C., Lordi N. G. Evaluation of film coating compositions by thermomechanical analysis. I. Penetration mode. International Journal of Pharmaceutics 1984; 20: 295–305
  • Matsui F., Lovering E. G., Watson J. R., Black D. B., Sears R. W. Gas chromatographic method for solvent residues in drug raw materials. Journal of Pharmaceutical Sciences 1984; 73: 1664–1666
  • Morros N. J., Warburton B. Particle size analysis of microcapsules. Journal of Pharmacy and Pharmacology 1984; 326: 73–76
  • O'Connell M. J. M., Deasy P. B. In vitro, in vivo evaluation of cellacephate microcapsules of sodium salicylate prepared by pan coating. Journal of Microencapsulation 1985; 2: 111–121
  • Ogata H., Aoyagi N., Kaniwa N., Ejima A., Kitaura T., Ohki T., Kitamura K. Evaluation of beagle dogs as an animal model for bioavailability testing of cinnarizine capsules. International Journal of Pharmaceutics 1986; 29: 121–126
  • Okhamafe A. O., York P. Studies of interaction phenomena in aqueous-based film coatings containing soluble additives using thermal analysis techniques. Journal of Pharmaceutical Sciences 1988; 77: 438–443
  • Porter S. C., Ridgway K. An evaluation of the properties of enteric coating polymers: measurement of glass transition temperature. Journal of Pharmacy and Pharmacology 1983; 35: 341–344
  • Prapaitrakul W., Whitworth C. W. Compression of microcapsules II: effect of excipents and pressure on physical properties. Drug Development and Industrial Pharmacy 1990; 16: 1427–1434
  • Ragnarsson G., Johansson M. O. Coated drug cores in multiple unit preparations: influence of particle size. Drug Development and Industrial Pharmacy 1988; 14: 2285–2297
  • Rosenbsum S. E. Postmarketing surveillance of drugs: an overview of the need and the methodology. Drug Development and Industrial Pharmacy 1990; 16: 2431–2448
  • Rowe R. C. The prediction of compatibility/incompatibility in blends of ethylcellulose with hydroxypropyl methylcellulose or hydroxypropyl cellulose using 2-dimensional solubility parameter maps. Journal of Pharmacy and Pharmacology 1986; 38: 214–215
  • Rowe R. C., Forse S. F. The refractive indices of polymer film formers, pigments and additives used in tablet film coatings: their significance and practical application. Journal of Pharmacy and Pharmacology 1983; 35: 205–207
  • Rowe R. C., Roberts R. J. The effect of some formulation variables on crack projection in pigmented tablet film coatings using computer simulation. International Journal of Pharmaceutics 1992; 86: 49–58
  • Russell T. L., Berardi R. R., Barnett J. L., Dermentzoglou L. C., Jarvenpaa K. M., Schmaltz S. P., Dressman J. B. Upper gastrointestinal pH in seventy-nine, healthy, elderly, North American men and women. Pharmaceutical Research 1993; 10: 187–196
  • Sakellariou P., Rowe R. C., White E. F. T. The thermomechanical properties and glass transition temperatures of some cellulose derivatives used in film coating. International Journal of Pharmaceutics 1985; 27: 267–277
  • Serajuddin A. T. M., Rosoff M. pH-Solubility profile of papaverine hydrohchloride and its relationship to the dissolution rate of sustained-release pellets. Journal of Pharmaceutical Sciences 1984; 73: 1203–1208
  • Serajuddin A. T. M., Sheen P-C, Augustine M. A. Water migration from soft gelatin capsule shell to fill material and its effect on drug solubility. Journal of Pharmaceutical Sciences 1986; 75: 62–64
  • Shiba M., Kawano Y., Tomioka S., Koishi M., Kondo T. Studies on microcapsules. XI. Electrophoretic behaviour of polyphthalamide microcapsules containing aqueous solution of bovine serum albumin. Bulletin of the Chemical Society of Japan 1971; 44: 2911–2915
  • Shively M. L., Lavigne G., Simonelli A. P. A method to analyze the surface of microcapsules using diffuse reflectance. Drug Development and Industrial Pharmacy 1991; 17: 2511–2519
  • Skelly J. P., Yamamoto L. A., Shah V. P., Yau M. K., Barr W. H. Topographical dissolution characterization for controlled release products—a new technique. Drug Development and Industrial Pharmacy 1986a; 12: 1159–1175
  • Skelly J. P., Yau M. K., Elkins J. S., Yamamoto L. A., Shah V. P., Barr W. H. In vitro, topographical characterization as a predictor of in vivo controlled release quinidine gluconate bioavailability. Drug Development and Industrial Pharmacy 1986b; 12: 1177–1201
  • Sugito K., Ogata H., Goto H., Kaniwa N., Takahata H., Samejima M. Gastric emptying rate of drug preparations. III. Effects of size of enteric micro-capsules with diameters ranging from 0.1 to 1.1 mm in man. Chemical and Pharmaceutical Bulletin 1992; 40: 3343–3345
  • Ueda M., Nakamura Y., Makita H., Kawashima Y. Preparation of microcapsules masking the bitter taste of enoxacin by using one continuous process technique of agglomeration and microencapsulation. Journal of Microencapsulation 1993; 10: 461–473
  • Wesdyk R., Joshi Y. M., Jain N. B., Morris K., Newman A. The effect of size and mass on the film thickness of beads coated in fluidized bed equipment. International Journal of Pharmaceutics 1990; 65: 69–76
  • Wesdyk R., Joshi Y. M., De Vincentis J., Newman A. W., Jain N. B. Factors affecting differences in film thickness of beads coated in fluidized bed units. International Journal of Pharmaceutics 1993; 93: 101–109
  • Microencapsulation of Drugs, T. L. Whateley. Harwood, ChurSwitzerland 1992; 1–306
  • Wilding I. R., Hardy J. G., Maccari M., Ravelli V., Davis S. S. Scintigraphic and pharmacokinetic assessment of a multiparticulate sustained release formulation of diltiazem. International Journal of Pharmaceutics 1991; 76: 133–143
  • Wilson C. G., Washington. Assessment of disintegration and dissolution of dosage forms in vivo using gamma scintigraphy. Drug Development and Industrial Pharmacy 1988; 14: 211–281
  • Wouessidjewe D., Devissaguet J. P., Carstensen J. T. Effect of multiple film coverage in sustained release pellets. Drug Development and Industrial Pharmacy 1991; 17: 7–25
  • Yuasa H., Kanaya Y., Omata K. Studies on internal structure of tablets. III. Manufacturing of tablets containing microcapsules. Chemical and Pharmaceutical Bulletin 1990; 38: 752–756

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