“…It is one of the important barriers in APSs and includes conflict regarding the responsibilities for different health care professionals, opposition from prescribers, the communication with antagonizing colleagues, and heterogeneity in the prescribing practices, refuse to accept policies, guidelines about use of antimicrobials, and clinical misconceptions. In addition to that, the limited contact between the health care professionals and the relations between them may compromise on the success of ASPs (4,5,9,14,17,18,19,20,21,23,24,27,28,29,30).…”