The European Medicines Agency is based in London and is responsible for the safety of medicines developed by pharmaceutical companies for use in the EU. If Article 50 is triggered then the UK will leave the EMA. Dan Damon finds out about the potential impact of this with Professor Sir Michael Rawlins, the chairman of the Medicines and Healthcare products Regulatory Agency (MHRA) in the UK.

(Photo: Medicine, water and a stethoscope. Credit: Franck Fife/AFP)