What is chlorzoxazon 500 mg used for?

Chlorzoxazone 500 mg is used to treat skeletal muscle spasms. It's also used prior to surgery to relax muscles and reduce stiffness as well as after surgery with general anesthesia to facilitate early recovery.

Chlorzoxazone falls under a group of drugs known as skeletal muscle relaxants. It works by blocking certain neurotransmitters that the brain sends to the body, which prevents skeletal muscle spasms.