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Pharmaceutical formulation containing gelling agent

  • US 10,130,586 B2
  • Filed: 11/08/2016
  • Issued: 11/20/2018
  • Est. Priority Date: 08/06/2001
  • Status: Expired due to Term
First Claim
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1. A controlled release oral solid dosage form comprising:

  • (i) a first population of particles comprising an opioid analgesic, and(ii) a second population of particles comprising a gelling agent,wherein the particles of the first population are free from the gelling agent,the particles of the second population are free from the opioid analgesic, andwhen exposed to from about 0.5 ml to about 10 ml of water, the dosage form forms a gel that cannot be drawn into an insulin syringe without picking up pockets of air.

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