Rivotril is a brand name for the medication clonazepam, which is a benzodiazepine. It is primarily prescribed for the treatment of various seizure disorders and panic disorder. Clonazepam is used to manage certain types of seizures, including absence seizures (petit mal), myoclonic seizures, and atonic seizures. It is also effective in treating seizure types associated with Lennox-Gastaut syndrome, a severe form of childhood epilepsy. Clonazepam is prescribed to help reduce the frequency and severity of panic attacks in individuals with panic disorder.