In this scenario, a trainee GP visits a pharmacist to seek information about switching ethosuximide to a different medication. The pharmacist should collect essential patient information and ensure effective communication throughout the conversation. 

Please ensure that this scenario and mark scheme aligns with the most up-to-date guidelines from the UK NICE and the BNF when using it for your OSCE assessment. 

 
You will need a student pharmacist and an actor for this OSCE station.