Chemical formula: C₇H₄ClNO₂ Molecular mass: 169.565 g/mol PubChem compound: 2733
Chlorzoxazone is a centrally-acting agent for painful musculoskeletal conditions. Data available from animal experiments as well as human study indicate that chlorzoxazone acts primarily at the level of the spinal cord and subcortical areas of the brain where it inhibits multisynaptic reflex arcs involved in producing and maintaining skeletal muscle spasm of varied etiology.
This medicinal substance has been classified in the anatomical therapeutic chemical (ATC) classification according to its main therapeutic use as follows:
| ATC code | Group title | Classification |
|---|---|---|
| M03BB03 | Chlorzoxazone | M Musculo-skeletal system → M03 Muscle relaxants → M03B Muscle relaxants, centrally acting agents → M03BB Oxazol, thiazine, and triazine derivatives |
Competent medicine agencies globally have authorized commercialization of this active ingredient according to these medication package inserts (MPIs):
| Title | Information Source | Document Type | |
|---|---|---|---|
| LORZONE Tablets | FDA, National Drug Code (US) | MPI, US: SPL/Old |
Chlorzoxazone is an active ingredient of these brands:
United States (US)Canada (CA)
Ecuador (EC)
Mexico (MX)
Nigeria (NG)
Note the following: The list of brand names is continuously updated, and thus does not include the total of products circulating worldwide. |
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