phenobarbital
/ˌfiːnoʊˈbɑːrbɪtɔːl/
noun
- A medication used to treat seizures, anxiety, and insomnia by slowing down brain activity.
- Phenobarbital is sometimes used as a sedative before medical procedures.
- Long-term use of phenobarbital can lead to dependence.
- The doctor prescribed phenobarbital to control the patient's epilepsy.