Method for providing long-lasting local anesthesia and compounds and compositions therefore
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United States of America Patent
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Oct 5, 1982
Grant Date -
N/A
app pub date -
Dec 11, 1980
filing date -
Dec 11, 1980
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
This disclosure describes a method for providing ultra-long local anesthetic effects. The method comprises administering an N,N,N-triethyl-N-alkyl ammonium salt wherein the alkyl group contains from 8 to 16 carbon atoms. The local anesthetic effect producing quaternary ammonium salts and pharmaceutical preparations containing such quaternary salts are also described.
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