The drug audit support system certifies that the preliminary auditor who conducts the preliminary audit of the dispensing operation, the person authentication section that identifies the auditor who performs the audit of the dispensing operation, and the preliminary audit performed by the preliminary auditor A preliminary audit department, an audit department that certifies that the auditor has audited the dispensing operation, and an auditor check section that permits authentication in the audit department if the auditor is determined to be separate from the preliminary auditor. , Comprising. With this configuration, a highly reliable dispensing operation is audited.薬剤監査支援システムは、調剤作業の予備監査を行う予備監査者、および、調剤作業の監査を行う監査者を識別する人認証部と、予備監査者により調剤作業の予備監査をしたことを認証する予備監査部と、監査者により調剤作業の監査したことを認証する監査部と、監査者が予備監査者と別人であると判定された場合、監査部での認証を許可する監査者チェック部と、を備えた構成からなる。この構成により、信頼性の高い調剤作業の監査が行われる。