Buy Klonopin Online Klonopin is an antiepileptic medicine which contains the active ingredient Clonazepam. This medicine belongs to a group of the derived benzodiazepine and provides relevant anticonvulsive, myorelaxation, anxiolytic, sedative action.Klonopin inhibits convulsive seizures during any form of epilepsy: symptomatic, idiopathic, or cryptogenic.A sedative and antianxiety effect of Klonopin is weak but it does not affect anticonvulsive characteristics of the medicine.