All UK MA holders have to register for a new Great Britain Marketing Authorisation to convert their previous EU wide MA. They will get a new Great Britain MA number, therefore, the packaging has to be changed. They will have 36 months in total from the 1st of Jan 2021 to ensure all released stock is in compliant packaging. MHRA will continue to allow multi-country packs, including packs with more than one language on the pack and/or in the PIL Packs containing the Falsified Medicines Directive (FMD) safety features would still be accepted in the UK, provided that they are in line with other UK packaging requirements. Wholesalers have to be extra cautious with new packaging to avoid falsified medicines entering the supply chain.