On Monday, 12 January 2026, between 07:00 and 10:00 CET (Amsterdam time), this website will be unavailable due to scheduled maintenance.
The possibility to defer a measure in a paediatric investigation plan until after studies in adults have been conducted. This ensures that research in children is done only when it is safe and ethical to do so. Deferrals are adopted by the Paediatric Committee (PDCO).
More information can be found under 'Paediatric investigation plans'.