COMPOSITIONS FOR ILEO-JEJUNAL DRUG DELIVERY
First Claim
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1. A solid oral dosage form comprising(a) a compound according to formula Ia or Ib, and/or a pharmaceutically acceptable salt thereof:
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Abstract
The current invention affords new formulations which deliver reversible and irreversible covalent kinase inhibitors, in particular BTK inhibitors, into the small intestine and specifically into the ileum and jejunum of the small intestine.
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53 Claims
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1. A solid oral dosage form comprising
(a) a compound according to formula Ia or Ib, and/or a pharmaceutically acceptable salt thereof:
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3. A solid oral dosage form comprising
(a) a compound that is an irreversible covalent kinase inhibitor, and/or a pharmaceutically acceptable salt thereof; -
(b) means for release of the compound and/or the pharmaceutically acceptable salt thereof in one or more mammalian intestinal sites selected from the jejunum and ileum; and
,(c) a pharmaceutically acceptable excipient.
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4. A solid oral dosage form comprising:
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(a) a compound that is an irreversible covalent kinase inhibitor, and/or a pharmaceutically acceptable salt thereof, and (b) an enteric coating covering the core; wherein the solid oral dosage form releases less than about 10% by weight of said compound and/or said pharmaceutically acceptable salt thereof, in about 1.5 hours in a dissolution vessel comprising an aqueous solution at a pH of less than about 3;
less than about 10% by weight of said compound and/or said pharmaceutically acceptable salt thereof, in about 1.5 hours in a dissolution vessel comprising an aqueous solution at a pH of from about 4.5 to about 5.5; and
, the solid oral dosage form releases not less than about 80% by weight of said compound and/or said pharmaceutically acceptable salt thereof, from about twenty minutes to about two hours in a dissolution vessel comprising an aqueous solution at a pH of from about 6.4 to about 7.4.
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Specification