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Chewable drug-delivery compositions and methods for preparing the same

  • US 5,380,535 A
  • Filed: 11/25/1992
  • Issued: 01/10/1995
  • Est. Priority Date: 05/28/1991
  • Status: Expired due to Term
First Claim
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1. A non-aqueous process for preparing non-aqueous, chewable composition for oral delivery of unpalatable drugs, comprising a therapeutically-effective amount of one or more unpalatable drugs intimately dispersed or dissolved in a pharmaceutically-acceptable lipid which is a solid at ambient temperature, or a mixture of said lipids, the method comprising:

  • (a) providing a therapeutically-effective amount of one or more unpalatable drugs and a pharmaceutically-acceptable molten lipid;

    (b) feeding said drug and molten lipid into a fluidized bed apparatus comprising means for fluidizing said drug and lipid; and

    (c) fluidizing said drug and lipid in said fluidized bed apparatus in the absence of a solvent for a time sufficient to solidify the molten lipid and drug into particles comprising said drug and lipid, wherein said particles have a number average particle size of from 10-150 microns,wherein said drug is present in an amount of from about 0.1-75 weight percent of said composition and said lipid is present in an amount of from about 5-50 weight percent of said composition.

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