Objective To sort out the current status and existing problems in the application of estimation methods for opioid requirements,and to make suggestions for promoting the rational use of medication and improving estimation methods.Methods The related literature and documents from CNKI,Wanfang Data,PubMed,International Narcotics Control Boardwere were searched and analysed.Results There are three main methods for estimating opioid demand in the international arena,which have different data requirements and their own advantages and disadvantages.Conclusion In the context of existing problems,it is recommended that the regulator invest more resources to continuously improve the development of rules for estimation methods and the quality of drug data records and improve the drug estimation system in order to promote the rational use of opioids.
opioidsrequirementssystem of estimatesestimation of requirementsrational drug usesupervision