Processes for preparing compositions for inhalation
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United States of America Patent
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Sep 14, 1999
Issued Date -
N/A
app pub date -
May 19, 1997
filing date -
Jun 24, 1993
priority date (Note) -
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Abstract
A pharmaceutical composition including a mixture of active compounds (A) a pharmaceutically active polypeptide, and (B) an enhancer compound which enhances the systemic absorption of the polypeptide in the lower respiratory tract of a patient, the mixture being in the form of a dry powder for inhalation in which at least 50% of the total mass of the active compounds consists of primary particles having a diameter less than or equal to about 10 microns, the primary particles optionally being formed into agglomerates.
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