SOLID FORMULATION FOR MEDICINE COMPRISING SPARINGLY SOLUBLE DRUG AND PROCESS FOR PREPARING THE SAME
A method for preparing an enteric solid preparation is provided to produce the enteric solid preparation having improved dissolution of a poorly soluble drug conveniently using an existing equipment without using an organic solvent. To prepare an enteric solid preparation, a core particle is coated...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A method for preparing an enteric solid preparation is provided to produce the enteric solid preparation having improved dissolution of a poorly soluble drug conveniently using an existing equipment without using an organic solvent. To prepare an enteric solid preparation, a core particle is coated with a powder enteric coating agent while spraying a plasticizer comprising a poorly soluble drug dissolved therein, wherein the plasticizer is ethyl citrate or polyethylene glycol, and the enteric coating agent has an average particle diameter of less than 10 micrometers and comprises a compound selected from the group consisting of hydroxypropylmethylcellulose acetate succinate, hydroxypropylmethylcellulose trimellitate, and hydroxypropylmethylcellulose acetate maleate. |
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