What is "orphenadrine"

n. An anticholinergic drug of the ethanolamine antihistamine class, closely related to diphenhydramine, used to treat painful muscle spasm and some aspects of Parkinson's disease.

n. a skeletal muscle relaxant (trade name Norflex) used to treat severe muscle strain and Parkinsonism [syn: Norflex]

Orphenadrine (sold under many brand names worldwide) is an anticholinergic drug of the ethanolamine antihistamine class; it is closely related to diphenhydramine. It is used to treat muscle pain and to help with motor control in Parkinson's disease, but has largely been superseded by newer drugs. It was discovered and developed in the 1940s.

As of 2015 the cost for a typical month of medication in the United States is US$25 to 50.