OBJECTIVE： To conduct whole process information management in PIVAS of our hospital， and to promote the work quality and efficiency of pharmacy intravenous admixture service （PIVAS）. METHODS： The whole process information management in PIVAS of Tianjin medical university cancer hospital （it is called our hospital for short） was introduced in respects of prescription review， medical order disposal， the deployment of the outboard and so on. Related data were selected from PIVAS of our hospital during Jun. 2015-Feb. 2017. The effects of whole process information management in PIVAS of our hospital in May 2016 were evaluated by retrospective analysis， pre and post control research method. RESULTS： Through the application of whole process information management system， the improvement of relevant management， the functions of primary checking of medical order， drug quantity statistics， record traceability， workload account， responsible person and operation time recording were realized in the links of prescription checking， medical order processing， outboard allocation， inboard allocation， cabin checking， automatic sorting. Compared with before application， 6 indexes of work efficiency were improved by 33.3％-86.1％ after application （P＜0.05）； 4 indexes of the work quality were improved by 28.6％-66.7％ （P＜0.05）； quality index of finished product infusion was improved by 12.5％ （P＜0.05）. CONCLUSIONS： The application of whole process information management in PIVAS can improve work quality and efficiency， and facilitate the convenience of management assessment.