Drug delivery device for providing local analgesia, local anesthesia or nerve blockage
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United States of America
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Jan 28, 2020
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N/A
app pub date -
Mar 17, 2015
filing date -
Mar 17, 2015
priority date (Note) -
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Abstract
The invention relates to a drug delivery device for providing local analgesia, local anesthesia or nerve blockade at a site in a human or animal in need thereof, the device comprising a fibrillar collagen matrix; and at least one drug substance selected from the group consisting of amino amide anesthetics, amino ester anesthetics and mixtures thereof, the at least one drug substance being substantially homogeneously dispersed in the collagen matrix, and the at least one drug substance being present in an amount sufficient to provide a duration of local analgesia, local anesthesia or nerve blockade which lasts for at least about one day after administration.
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