 Muscle cramps are common in patients with liver disease and associated with significantly diminished quality of life. Patients with cirrhosis often experience muscle cramps with varied frequency and severity. The exact mechanisms by which they occur remain unclear, although a number of pathophysiological events unique to liver disease may contribute. Clinical studies have identified alterations in 3 areas: nerve function, energy metabolism, and plasma volumeelectrolytes 1 Orphenadrine is an anticholinergic drug with prominent central nervous system CNS and peripheral actions used to treat painful muscle spasms and other similar conditions. The combination of anticholinergic effects and CNS penetration make orphenadrine useful for pain of all etiologies, including from: radiculopathy, muscles, and headaches. 3,4 