The Marketing Authorisation Holders were requested in a list of questions to provide: • Justification of the recommended dose for each of the indications claimed in relation to efficacy and potential selection of antimicrobial resistant bacteria. o Part I Summary of the dossier, including the Summary of Product Characteristics, the expert reports and the quantitative and qualitative composition of the product; o If applicable, Part IV Efficacy information, including information on pharmacokinetics, pharmacodynamics and anti-microbial resistance data. o The Periodic Safety Update Reports for at least the last 3 years. • Justification of the withdrawal period, in case the recommended dose should increase.