Effect of Drug Loading and Molecular Weight of Cellulose Acetate Propionate on the Release Characteristics of Theophylline Microspheres
- 1 January 1991
- journal article
- Published by Springer Nature in Pharmaceutical Research
- Vol. 08 (11), 1396-1400
- https://doi.org/10.1023/a:1015801207091
Abstract
Microspheres with 40, 50, and 60% drug loading of anhydrous theophylline core material were prepared by the emulsion-solvent evaporation method. Three different molecular weights of cellulose acetate...Keywords
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