Ipratropium bromide enantiomer with prolonged duration of effect
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United States of America Patent
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Oct 9, 2001
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N/A
app pub date -
Aug 6, 1999
filing date -
Aug 1, 1995
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Abstract
On account of the surprisingly powerful and long-lasting effect thereof, the salts of the L-(-)-enantiomer of (endo, syn)-(-)-3-(3-hydroxy-1-oxo-2-phenylpropoxy)-8-methyl-8-(methylethyl)-8-azoniabicyclo [3,2,1]octane are suitable as active substances for drugs administered by inhalation for respiratory tract therapy.
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