A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
167/164, 167/229
A61K 9/10 (2006.01) A61K 9/14 (2006.01) A61K 9/20 (2006.01) A61K 9/22 (2006.01) A61K 9/52 (2006.01) A61K 31/44 (2006.01)
Patent
CA 1264441
Abstract Solid dispersion of a pharmacologically active agent in a crystalline matrix as a carrier , characterized by an agent which a. has a solubility of maximally 0.01% at 37°C in water, b. is present in the matrix at a concentration of more than 5 percent of weight, c. is present in the matrix at a concentration of above 5 percent by weight in a coherent crystalline form. The secondary active agent structure which results by extracting the matrix material with e.g. water. The pharmaceutical compositions containing the solid dispersion or the secondary active agent structure, which when taken orally, show a slow release of the active agent.
483768
Bier Hans Peter
Czarnecki Wolfgang
Gfeller Jean-Claude
Fetherstonhaugh & Co.
Novartis Ag
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