The Expert Workshop “Over-The-Counter (OTC) Medicines: The Role of Good Classification Practices in Promoting Medication Safety and Accessibility in Europe” brought together national and European health authorities, healthcare professionals, patients’ organisations, the pharmaceutical industry and pharmaceutical wholesalers to explain the mandate and work of the Committee of Experts on the Classification of Medicines as regards their Supply (CD-P-PH/PHO), to collect feedback from different stakeholders on the main themes of the event, and progress towards harmonisation of good classification practices for OTC medicines, thus promoting safe and accessible medicines for patients in Europe.