Clonazepam is a medication classified as a benzodiazepine, commonly prescribed to treat various conditions, including:

1. Anxiety Disorders: Clonazepam is often used to manage generalized anxiety disorder (GAD), panic disorder, and social anxiety disorder.

2. Seizure Disorders: It's also prescribed to treat certain types of seizures, including absence seizures and myoclonic seizures.

3. Sleep Disorders: Clonazepam may be used off-label to treat insomnia, particularly in cases where anxiety or restless leg syndrome is a contributing factor.

Clonazepam works by enhancing the effects of gamma-aminobutyric acid (GABA), a neurotransmitter in the brain that helps reduce neuronal excitability. This leads to a calming effect on the central nervous system, which can help alleviate symptoms of anxiety, prevent seizures, and promote relaxation.

As with other benzodiazepines, clonazepam can be habit-forming if used for an extended period or in higher doses than prescribed. Abruptly stopping clonazepam can lead to withdrawal symptoms, including rebound anxiety, insomnia, irritability, and in severe cases, seizures. Therefore, it's essential to take clonazepam exactly as prescribed by a healthcare professional and to follow their guidance when discontinuing the medication.