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Local anesthetic agents and their history ... Surprisingly, the first local anesthetic was Cocaine which was isolated from coca leaves by Albert Niemann in Germany in the 1860s. The very first clinical use of Cocaine was in 1884 by (of all people) Sigmund Freud who ... The chemical structure of local anesthetics...
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www.doctorspiller.com/local_anesthetics.htm
www.doctorspiller.com/local_anesthetics.htm
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It was the first anesthetic to be discovered and is the only naturally occurring local anesthetic; all others are synthetically derived. Cocaine was introduced into Europe in the 1800s following its isolation from coca beans. ... Chemical structure of the 2 classes of local anesthetics, amino esters and amino amides.
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emedicine.medscape.com/article/873879-overview
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Channel block by the neutral local anesthetic benzocaine is unaffected by the distribution of electrons at Phe1579, indicating that our aromatic manipulations expose electrostatic contributions to channel inhibition. ... A, Structure and the electrostatic surface of protonated lidocaine. Left, The structure of...
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circres.ahajournals.org/cgi/content/full/102/1/86
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B, Structure of benzocaine, MTS-L0-BZ, and the extended linker MTS-LX-BZ derivatives. Linker lengths were extended with polyethylether units, where n is 1, 2, or 3. C, Schematic diagram of local anesthetic drug anchoring to cardiac Na+ channels.
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circres.ahajournals.org/cgi/content/full/85/1/88
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The following structure is common to all local anaesthetic agents ... Ropivicaine is a long acting agent which closely resembles bupivicaine in its chemical structure, protein binding, pKa and clinical uses. It is unusual for a LA as it is prepared as an s-isomer rather than as a racemic mixture;
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www.4um.com/tutorial/anaesth/Locals.htm
www.4um.com/tutorial/anaesth/Locals.htm
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ON THE ACTIVE STRUCTURE OF LOCAL ANESTHETICS. J. M. Ritchie and; P. Greengard. Department of Pharmacology, Albert Einstein College of Medicine, ...
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jpet.aspetjournals.org/content/133/2/241.abstract
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Balser, 2001 ). It is not surprising that Nav channels are important clinically as the primary target of numerous drugs, such as local anesthetic (LA), ... The results are discussed in the context of novel insights into the mechanism of drug action and its relationship with the outer pore vestibule structure.
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molpharm.aspetjournals.org/cgi/content/full/67/2/424
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Voltage-gated sodium channels are inhibited by local anesthetic drugs. ... This indicates that amino acid substitutions at these sites did not result in global changes in protein structure-function.
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molpharm.aspetjournals.org/cgi/content/full/55/1/134
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Local anesthetic - Wikipedia, the free encyclopedia
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A local anesthetic is a drug that causes reversible local anesthesia and a loss of nociception. When it is used on specific nerve pathways (nerve block), effects such as analgesia (loss of pain sens...
en.wikipedia.org/wiki/Local_anesthetic
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