text: <unk>  is an antiviral medicine used to treat herpes simplex virus. It is available in a topical gel under trade name Viru-Merz. Its performance is similar to aciclovir.
  Like rimantadine and amantadine,<unk>  is a derivative of adamantane.
option_0: Tromantadine
option_1: Rupatadine
option_2: Loratadine
option_3: Visnadine
option_4: Rimantadine
option_5: Azatadine
option_6: Desloratadine
option_7: Olopatadine 