N-alkylcarbonyl-amino acid ester compounds and their use for cough and pharyngitis
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United States of America Patent
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Jul 2, 2013
Grant Date -
Jul 19, 2012
app pub date -
Jan 18, 2011
filing date -
Jan 18, 2011
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Abstract
The present invention generally relates to refreshing, soothing, and cooling compounds that affect sensory processes. More particularly, the present invention pertains to certain N-alkylcarbonyl-amino acid esters compounds as described herein; compositions and articles comprising such compounds; and methods of treatment, for example, methods of reducing cough and pharyngeal irritation, itch, and/or pain.
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