Pharmaceutical Formulation Containing Gelling Agent
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Accused Products
Abstract
Disclosed in certain embodiments is a controlled release oral dosage form comprising a therapeutically effective amount of a drug susceptible to abuse together with one or more pharmaceutically acceptable excipients; the dosage form further including a gelling agent in an effective amount to impart a viscosity unsuitable for administration selected from the group consisting of parenteral and nasal administration to a solubilized mixture formed when the dosage form is crushed and mixed with from about 0.5 to about 10 ml of an aqueous liquid; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient.
52 Citations
70 Claims
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1-40. -40. (canceled)
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41. A controlled release oral solid dosage form comprising:
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(i) controlled release particles comprising a plurality of inert beads coated with hydrocodone bitartrate, the hydrocodone bitartrate coated beads overcoated with an ammonio methacrylate copolymer; (ii) immediate release particles comprising a plurality of inert beads coated with hydrocodone bitartrate and hydroxypropylmethylcellulose; (iii) a gelling agent comprising polyethylene oxide; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient, and having a viscosity unsuitable for parenteral administration when the dosage form is subjected to tampering by dissolution in from about 0.5 to about 10 ml of an aqueous liquid. - View Dependent Claims (42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59)
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60. A controlled release oral solid dosage form comprising a capsule containing:
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(i) controlled release particles comprising a plurality of inert beads coated with hydrocodone bitartrate, the hydrocodone bitartrate coated beads overcoated with an ammonio methacrylate copolymer; (ii) immediate release particles comprising a plurality of inert beads coated with hydrocodone bitartrate and hydroxypropylmethylcellulose; (iii) a gelling agent comprising polyethylene oxide; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient, and having a viscosity of at least 120 cP when the dosage form is subjected to tampering by dissolution in from about 0.5 to about 10 ml of an aqueous liquid. - View Dependent Claims (61, 62, 63, 64, 65)
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66. A controlled release oral solid dosage form comprising a capsule containing:
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(i) controlled release particles comprising a plurality of inert beads coated with hydrocodone bitartrate, the hydrocodone bitartrate coated beads overcoated with an ammonio methacrylate copolymer; (ii) immediate release particles comprising a plurality of inert beads coated with hydrocodone bitartrate and hydroxypropylmethylcellulose; and (iii) gelling agent particles comprising a plurality of inert beads coated with polyethylene oxide; the dosage form providing a therapeutic effect for at least about 12 hours when orally administered to a human patient, and having a viscosity of at least 120 cP when the dosage form is subjected to tampering by dissolution in from about 0.5 to about 10 ml of an aqueous liquid. - View Dependent Claims (67, 68, 69, 70)
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Specification