<unk>  is a adamantane, anti-infective agent ,  antiviral that is FDA approved for the treatment of and for the prophylaxis of illness caused by various strains of influenza A virus in adults (17 years and older) and for prophylaxis against influenza A virus in children (1 year to 16 years of age)..   Common adverse reactions include abdominal pain, loss of appetite, nausea, vomiting, xerostomia, asthenia dizziness, nervousness, headache, insomnia, fatigue.
Rimantadine
Tromantadine
Amantadine
Amantadine 
Azatadine
Visnadine
Rupatadine
Alcaftadine