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Phenobarbital

chemical compound

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Record originEnglish Wikipedia
Text licenseCC BY-SA 4.0
Source revisionSep 17, 2026
Entity authorityQ407241
Source-derived summary

Phenobarbital, also known as phenobarbitone, sold under the brand name Luminal among others, is a medication of the barbiturate type. It is recommended by the World Health Organization (WHO) for the treatment of certain types of epilepsy in developing countries. In the developed world, it is commonly used to treat seizures in young children, while other medications are generally used in older children and adults. It is also used for veterinary purposes.

It may be administered by slow intravenous infusion (IV infusion), intramuscularly (IM), or orally (swallowed by mouth). Subcutaneous administration is not recommended. The IV or IM (injectable forms) may be used to treat status epilepticus if other drugs fail to achieve satisfactory results. Phenobarbital is occasionally used to treat insomnia, anxiety, and benzodiazepine withdrawal (as well as withdrawal from certain other drugs in specific circumstances), and prior to surgery as an anxiolytic and to induce sedation. It usually begins working within five minutes when used intravenously and half an hour when administered orally. Its effects last for between four hours and two days.

Editorial summary

The public source identifies “Phenobarbital” as chemical compound. This brief keeps that definition visible, then builds a research path around Phenobarbital, chemical and compound.

Editorial reviewUseful for establishing the present vocabulary of the subject while preserving a route back to the evidence on which that vocabulary rests. The current 175-word lead offers orientation but no explicit four-digit date, so chronology should not be assumed. The selected authority fields contribute no independent date. Its value is orientation rather than verdict, with Phenobarbital, chemical and compound providing the first useful test.
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Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Sep 17, 2026. The linked authority identifier is Q407241. None of the 0 selected statements returned an explicit reference.

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This entry incorporates text from Phenobarbital” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.