15th August 2024

A 62-year-old female with longstanding well-controlled epilepsy is referred to the Rapid Access Medical Clinic

A 62-year-old female with longstanding well-controlled epilepsy is referred to the Rapid Access Medical Clinic by the GP having suffered a seizure at home. Her husband provided first aid with buccal midazolam, and the seizure terminated. She did not suffer any injuries.

She is usually maintained on phenytoin monotherapy.

On review, she has recovered from her seizure. She reports no aura prior to it. On examination, there is no neurological deficit noted.

She reports that she recently started some medication that she had purchased online.

Which single drug may be responsible for her seizure?

Select the SINGLE most appropriate option from the list below. Select ONE option only.