Benzobarbital is primarily used in the field of medicine as a barbiturate with sedative and anticonvulsant properties. It is often prescribed to manage conditions such as epilepsy, helping to control seizures by stabilizing electrical activity in the brain. Additionally, it is utilized as a short-term treatment for insomnia due to its ability to induce sleep by depressing the central nervous system. In some cases, it may also be employed as a pre-anesthetic to calm patients before surgical procedures. However, its use is carefully monitored due to the potential for dependency and side effects.