<P> Rimantadine , like its antiviral cousin amantadine , possesses some NMDA antagonistic properties and is used as an antiparkinsonic drug ( i.e. , in the treatment of Parkinson 's disease ) . However , in general , neither rimantadine nor amantadine is a preferred agent for this therapy and would be reserved for cases of the disease that are less responsive to front - line treatments . </P>
an antiviral drug that is also used in the treatment of parkinson 's disease is
Rimantadine