DPP-IV inhibitor combined with a further antidiabetic agent, tablets comprising such formulations, their use and process for their preparation
DCFirst Claim
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1. A pharmaceutical composition comprising or made from:
- (a) 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine in a dosage of 2.5 mg or 5 mg,(b) metformin hydrochloride,(c) one or more pharmaceutical excipients, and(d) a basic amino acid having an intramolecular amino group and alkaline characteristics, which basic amino acid is present in an amount sufficient to suppress degradation of said 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine,wherein the pharmaceutical composition is a tablet comprising a film-coat; and
wherein the pharmaceutical composition comprises the following amounts (% by weight of total coated tablet mass);
0.1-0.5% of 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, and 47-85% of metformin hydrochloride.
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Abstract
The present invention relates to pharmaceutical compositions comprising fixed dose combinations of a DPP-4 inhibitor drug and a partner drug, processes for the preparation thereof, and their use to treat certain diseases.
326 Citations
27 Claims
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1. A pharmaceutical composition comprising or made from:
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(a) 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine in a dosage of 2.5 mg or 5 mg, (b) metformin hydrochloride, (c) one or more pharmaceutical excipients, and (d) a basic amino acid having an intramolecular amino group and alkaline characteristics, which basic amino acid is present in an amount sufficient to suppress degradation of said 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, wherein the pharmaceutical composition is a tablet comprising a film-coat; and wherein the pharmaceutical composition comprises the following amounts (% by weight of total coated tablet mass);
0.1-0.5% of 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, and 47-85% of metformin hydrochloride. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 24, 25, 26, 27)
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22. A solid pharmaceutical composition which is a mono-layer tablet comprising:
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1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine in a dosage of 2.5 mg, metformin hydrochloride, L-arginine in an amount sufficient to suppress degradation of 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine, and one or more fillers and one or more binders, wherein the percentage of 1-[(4-methyl-quinazolin-2-yl)methyl]-3-methyl-7-(2-butyn-1-yl)-8-(3-(R)-amino-piperidin-1-yl)-xanthine is about 0.2%-0.4% by weight of total tablet core. - View Dependent Claims (23)
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Specification