butacaine
Definition
Noun A white crystalline ester that is applied to mucous membranes as a local anesthetic.
Usage
"Butacaine" is a specific, technical term used primarily in medical and pharmaceutical contexts. It refers to a chemical compound used to temporarily numb surface tissues, particularly on mucous membranes such as those in the eyes, nose, or throat.
Examples
- The ophthalmologist applied butacaine to the patient's eye before the minor procedure.
- Butacaine is effective for topical anesthesia of the cornea.
- Historically, butacaine was a common ingredient in certain throat lozenges.
Advanced Usage
The term is almost exclusively used in its literal, technical sense. It may appear in historical medical texts, pharmacological descriptions, or chemical inventories.
Variants and Related Words
- Butacaine sulfate: The sulfate salt form of butacaine, which is the typical formulation used in medicine.
Synonyms
- Local anesthetic
- Topical anesthetic
- Ester-type anesthetic
Notes on Meaning
- Chemical Class: It is specifically an of para-aminobenzoic acid, distinguishing it from other classes of local anesthetics like amides (e.g., lidocaine).
- Application Site: Its key characteristic is application to , not intact skin. This differentiates it from some other topical anesthetics.
- Historical Context: While once more common, butacaine has largely been replaced by other local anesthetics in modern clinical practice but remains a recognized compound.
Noun
-
a white crystalline ester that is applied to mucous membranes as a local anesthetic
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