The extensive use of antimicrobials in human and veterinary medicine in recent years has accelerated the emergence and spread of resistant microorganisms. This situation has been worsened by the lack of investment in developing new effective antibiotics. The severity of the consequences is clear to see: it is estimated that each year, drug-resistant infections result in at least 25 000 patient deaths and cost the EU EUR 1,5 billion in healthcare costs and through loss of productivity