Use of phenylpropanolamine as a mucus secretogogue in the upper airways
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United States of America Patent
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Nov 9, 1993
Issued Date -
N/A
app pub date -
Jun 4, 1992
filing date -
May 21, 1990
priority date (Note) -
Expired
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Abstract
The present invention encompasses the novel method of using .+-.phenylpropanolamine to induce mucous secretion in the upper airways of persons afflicted with sinusitis or otitis media characterized by retention of thickened respiratory secretions. These methods comprise administering to such person a safe and effective amount of .+-.phenylpropanolamine. It also encompasses certain novel oral compositions consisting essentially of l(-)-norephedrine and a pharmaceutically-acceptable excipient base.
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