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Primidone

Primidone is an anticonvulsant used for selected epilepsy and, in some settings, essential tremor.

Mysoline

Epilepsy

250mg

Primidone 250mg tablets, used in the management of epilepsy. A barbiturate metabolised to phenobarbital and phenylethylmalonamide.

From$0.88/ tabletView

Key points

  • It is metabolised partly to phenobarbital and can cause substantial sedation.
  • Do not stop suddenly because seizures can worsen.
  • Slow breathing, inability to wake or suicidal intent needs urgent care.

Listings are for comparison and general information; suitability and supply depend on clinician and pharmacy checks, monitoring and prescription requirements.

Important safety checks

Liver and kidney function, breathing disease, mood, pregnancy and other sedatives require review.

When to seek urgent care

Seek urgent help for slow or shallow breathing, inability to wake, seizures lasting longer or recurring, suicidal intent or a severe rash.

Further reading