Chlorzoxazone

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Chlorzoxazone

Chlorzoxazone (pronounced klor-ZOX-a-zone) is a centrally acting muscle relaxant used to treat muscle spasm and the resulting pain or discomfort. It acts on the spinal cord by depressing reflexes. It is sold under the brand names Paraflex and Muscol.

Etymology

The term "Chlorzoxazone" is derived from its chemical structure, which includes a chlorine atom (chlor-), an oxazolidinone ring (-oxazone), and a benzene ring (-zox-).

Usage

Chlorzoxazone is indicated as an adjunct to rest, physical therapy, and other measures for the relief of discomfort associated with acute, painful musculoskeletal conditions. The mode of action of this drug has not been clearly identified, but may be related to its sedative properties.

Side Effects

Common side effects of Chlorzoxazone include drowsiness, dizziness, lightheadedness, malaise, or over-stimulation. Rare side effects include gastrointestinal bleeding, jaundice, and allergic reactions.

Related Terms

  • Muscle relaxant: A type of drug that decreases muscle tone.
  • Musculoskeletal: Pertaining to the muscles and the skeleton.
  • Spasm: A sudden, involuntary contraction of a muscle or group of muscles.
  • Pain: An unpleasant sensation that can range from mild, localized discomfort to agony.

See Also

External links

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