Also known as Symmetrel, Symadine, and Mantadine
Amantadine (trade name Symmetrel, by Endo Pharmaceuticals) is a drug that has US Food and Drug Administration approval for use both as an antiviral and an antiparkinsonian drug. It is the organic compound 1-adamantylamine or 1-aminoadamantane, meaning it consists of an adamantane backbone that has an amino group substituted at one of the four methyne positions. Rimantadine is a closely related derivative of adamantane with similar biological properties.Source: Wikipedia
Estimated Total Cost: $27.97 for an average of 28 days supply
Patients are most commonly prescribed amantadine to treat parkinson disease, multiple sclerosis, abnormal involuntary movements, and schizophrenia.