what is amantadine
Amantadine is an antiviral medication. It blocks the actions of viruses in your body. Amantadine is used to treat and to prevent influenza A (a viral infection). There may be some flu seasons during which amantadine is not recommended because certain flu strains may be resistant to this drug. Amantadine is also used to treat Parkinson's disease and Parkinson-like symptoms such as stiffness and shaking that may be caused by the use of certain drugs. Amantadine may also be used for other purposes not listed in this medication guide.