MEDICINAL AEROSOL FORMULATIONS
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United States of America Patent
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app pub date -
Apr 29, 2016
filing date -
Oct 9, 2000
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Abandoned
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Abstract
Use of particulate bulking agents having an extremely small mass median diameter of less than one micron, preferably less than 300 nm, in pharmaceutical aerosol formulations comprising a suspension of drug particles in a propellant. Examples of bulking agents include ascorbic acid, saccharides, polysaccharides, amino acids, organic and inorganic salts, urea, and propyliodone.
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