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Cellulose capsules and methods for making them

  • US 9,050,264 B2
  • Filed: 11/08/2010
  • Issued: 06/09/2015
  • Est. Priority Date: 11/07/2009
  • Status: Expired due to Fees
First Claim
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1. A pharmaceutical dosage form comprising(a) a capsule shell comprising regenerated cellulose;

  • (b) one or more pharmaceutically active agents disposed within the capsule shell; and

    (c) optionally, a pharmaceutically acceptable formulation agent disposed within the capsule shell,wherein the amount of regenerated cellulose in the capsule shell is about 50% (w/w) or more of the capsule shell, and wherein the regenerated cellulose is present in the capsule shell in an amount that is effective to render the capsule non-disintegrating and non-dissolving in aqueous medium at a physiological temperature and pH.

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