Controlled release pharmaceutical preparation and process for preparing same

Controlled release pharmaceutical preparations are prepared by homogenizing an organic or inorganic pharmaceutical active substance such as an opium alkaloid or its salts, an opium antagonist or its salts, an aliphatic or aromatic amine derivative or its salts, a phenolate type medicament, or Zn, Fe...

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Bibliographic Details
Main Authors REPASI; JANOS, BARKANYI; JUDIT, BENE; MAGDOLNA, GYOEKER; ISTVAN, KELEN; TIBOR, GULYAS; IMRE, ONDI; SANDOR, ZSUGA; MIKLOS, REPASI; AGOTA, NAGY; JOZSEF
Format Patent
LanguageEnglish
Published 28.06.1994
Edition5
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
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Summary:Controlled release pharmaceutical preparations are prepared by homogenizing an organic or inorganic pharmaceutical active substance such as an opium alkaloid or its salts, an opium antagonist or its salts, an aliphatic or aromatic amine derivative or its salts, a phenolate type medicament, or Zn, Fe, Mg, K, Na salts, a fatty acid or its salt necessary to achieve a continuous phase transfer and an ethylene vinyl acetate copolymer and formulating the resulting homogeneous mixture by a) direct compressing or b) admixing with a solvent or c) using a second, auxiliary polymer. The preparations are suitable for oral or rectal administration or for tissue implantation.
Bibliography:Application Number: US19910722490