Find patient medical information for Clonazepam (Klonopin) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Learn how clonazepam works, when it’s prescribed, and the risks to watch for with long-term use. Klonopin (Clonazepam) may treat, side effects, dosage, drug interactions, warnings, patient labeling, reviews, and related medications including drug comparison and health resources. Clonazepam (Klonopin) is an prescription medication used to treat panic disorder, certain types of seizures, Lennox-Gastaut syndrome, and the short-term relief of anxiety. Clonazepam is used to control certain types of seizures. It is also used to treat panic attacks (sudden, unexpected attacks of extreme fear and worry about these attacks). Clonazepam is in a class of medications called benzodiazepines. It works by decreasing abnormal electrical activity in the brain. How should this medicine be used? Clonazepam is used alone or together with other medicines to treat certain seizure disorders (eg, Lennox-Gastaut syndrome, akinetic, myoclonic, and absence seizures). It is also used to treat panic disorder. Clonazepam is a benzodiazepine that works in the brain to prevent seizures. Learn the typical clonazepam (Klonopin) dosage for panic disorder and seizures. Discover available strengths, tablet forms, and important safety information. Clonazepam is mainly prescribed for the acute management of epilepsy. Clonazepam is effective in the acute control of non-convulsive status epilepticus; the benefits, though, tended to be transient in many people, and the addition of phenytoin for lasting control was required in these patients. [26] Clonazepam is a benzodiazepine (ben-zoe-dye-AZE-eh-peen). It is thought that benzodiazepines work by enhancing the activity of certain neurotransmitters in the brain. Clonazepam is used to treat certain seizure disorders (including absence seizures or Lennox-Gastaut syndrome) in adults and children. What is this medication? CLONAZEPAM (kloe NA ze pam) treats seizures. It is also used to treat panic disorder. It works by helping your nervous system calm down. It belongs to a group of medications called benzodiazepines.