Nanoparticulate stabilized anti-hypertensive compositions
First Claim
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1. A stable nanoparticulate anti-hypertensive pharmaceutical composition comprising:
- (a) particles of a thiazepine compound having anti-hypertensive pharmaceutical properties and having an effective average particle size of less than 2000 nm; and
(b) at least one surface stabilizer.
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Abstract
The present invention is directed to anti-hypertensive compositions comprising a nanoparticulate temocapril, or a salt or derivative thereof, having improved bioavailability. The nanoparticulate temocapril particles of the composition have an effective average particle size of less than about 2000 nm and are useful in the treatment of hypertension and related diseases.
104 Citations
35 Claims
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1. A stable nanoparticulate anti-hypertensive pharmaceutical composition comprising:
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(a) particles of a thiazepine compound having anti-hypertensive pharmaceutical properties and having an effective average particle size of less than 2000 nm; and (b) at least one surface stabilizer. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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- 22. A method of preparing a nanoparticulate anti-hypertensive active agent comprising contacting particles of a thiazepine compound having anti-hypertensive pharmaceutical properties with at least one surface stabilizer for a time and under conditions sufficient to provide a nanoparticulate thiazepine composition having an effective average particle size of less than 2000 nm.
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27. A method for treating hypertension or a related condition or disease comprising administering to a patient in need a composition comprising:
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(a) particles of a thiazepine compound having anti-hypertensive pharmaceutical properties and having an effective average particle size of less than 2000 nm; and (b) at least one surface stabilizer. - View Dependent Claims (28, 29, 30, 31, 32)
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33. A stable nanoparticulate anti-hypertensive pharmaceutical composition comprising:
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(a) particles of a thiazepine compound having anti-hypertensive pharmaceutical properties and having an effective average particle size of about 2000 nm; and (b) at least one surface stabilizer.
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34. A method of preparing a nanoparticulate anti-hypertensive active agent comprising contacting particles of a thiazepine compound having anti-hypertensive pharmaceutical properties with at least one surface stabilizer for a time and under conditions sufficient to provide a nanoparticulate thiazepine composition having an effective average particle size of about 2000 nm.
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35. A method for treating hypertension or a related condition or disease comprising administering to a patient in need a composition comprising:
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(a) particles of a thiazepine compound having anti-hypertensive pharmaceutical properties and having an effective average particle size of about 2000 nm; (b) at least one surface stabilizer.
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Specification