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Medicines phenobarbitalQuestion & answer

phenobarbital · Medicine question

How does phenobarbital limit seizure activity?

iatroX medicinesPublished 8 November 2026

The answer

Answer

Phenobarbital raises the threshold for initiating afterdischarges, shortens their duration and suppresses the spread of seizures.

Sources for this answer

Phenobarbital Elixir BPThornton & Ross Ltd · emc · SmPC §5.1 Pharmacodynamic properties · Version 11Document updated 26 October 2023

Sources checked 8 November 2026

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phenobarbital

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