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What is phenobarbital?

Phenobarbital is a prescription barbiturate. It is used for short-term treatment of sleeplessness or anxiety. Phenobarbital works by slowing down the activity of the nervous system and brain to aid in relaxation and promote sleep. It is also used to treat or prevent seizures. 

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.