Background:Perioperative anaesthesia record completeness is very essential skill of the anaesthesia profession at the time of operation in the health setting. During perioperative, anaesthesia care sometimes there may be missing important information of the patient, medication taken or planned. This study aimed to improve perioperative anaesthesia information management practice.Methodology:Pre-interventional and post-interventional cross-sectional study was conducted from 21 June to 25 July 2022 on 164 anaesthesia record filled by 51 anaesthesia care provider in pre-interventional and post-interventional phase. Data were collected using a semi-structured questionnaire and the data entered by Epi-data software (version 4.6) and analyzed by using SPSS version 26. For all indicators, the projected completion rate was 100%. Indicators with completion rates of greater than 90% were classified as acceptable, while those with completion rates of 50% were seen as urgently needing improvement.Results:Pre-interventional result: among all indicators, none of the indicators had 100%, completeness rate. Postoperative nausea and vomiting management orders, the names of the surgeon and anaesthetist, the location of the intravenous cannula, the maintenance of anaesthesia, the total amount of fluid supplied, the content of the consent discussion, and null per ose status, age, and weight of the patient were some of the markers that were identified below average (50%) and in need of significant improvement. Post-interventional result: when compared with the pre-interventional result, their documentation skills were improving after discussions with stakeholders and the relevant bodies; however, none of the indicators attained 100% completion rate.Conclusion and recommendation:Even after the interventions, the desired completion rate was not attained. As a result, it requires ongoing instruction on perioperative anaesthesia information management according to the standard perspectives.