Clonazepam Drugs-Forum Clonazepam (from Roche as: Antelepsin, Antilepsin, Cloazepam, Clonopin, Iktorivil, Klonopin, Klonopin Rapidly Disintegrating, Landsen, Rivotril) is a long acting benzodiazepine with a half-life of 30-40 hours. viagra triangle.