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This is a list of local anesthetic agents. Not all of these drugs are still used in clinical practice and in research. Some are primarily of historical interest.
Many local anesthetics fall into two general chemical classes, amino esters (top) and amino amides (bottom). A local anesthetic (LA) is a medication that causes absence of all sensation (including pain) in a specific body part without loss of consciousness, [1] providing local anesthesia, as opposed to a general anesthetic, which eliminates all sensation in the entire body and causes ...
Lidocaine is an antiarrhythmic medication of the class Ib type. [7] This means it works by blocking sodium channels and thus decreasing the rate of contractions of the heart. [10][7] When injected near nerves, the nerves cannot conduct signals to or from the brain.
Procaine. Procaine is a local anesthetic drug of the amino ester group. It is most commonly used in dental procedures to numb the area around a tooth [1] and is also used to reduce the pain of intramuscular injection of penicillin. Owing to the ubiquity of the trade name Novocain or Novocaine, in some regions, procaine is referred to ...
Tetracaine is in the ester-type local anesthetic family of medications. [4] It works by blocking the sending of nerve impulses. [2] Tetracaine was patented in 1930 and came into medical use in 1941. [5] It is on the World Health Organization's List of Essential Medicines [6]
Cruise and Caine appeared in Austin Powers in Goldmember together in 2002. Caine revealed this summer that he'll be releasing his new non-fiction book on March 25, 2025 in the U.S. and Canada.
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Anesthetic. Leaves of the coca plant (Erythroxylum novogranatense var. Novogranatense), from which cocaine, a naturally occurring local anesthetic, is derived. [1][2] An anesthetic (American English) or anaesthetic (British English; see spelling differences) is a drug used to induce anesthesia — in other words, to result in a temporary ...