ราคาของอิมัลชั่น propofol iv และราคาเท่าไหร่ ไม่จำเป็นต้องใช้ทุกโต๊ะ
cost of propofol iv emulsion and how much does it cost.It is not neccessary to use all the tables.
 allergy:  allergyid [ number]  patientunitstayid [ number]  drugname [ text]  allergyname [ text]  allergytime [ time] 
SELECT DISTINCT cost.cost FROM cost WHERE cost.eventtype = 'medication' AND cost.eventid IN (SELECT medication.medicationid FROM medication WHERE medication.drugname = 'propofol iv emulsion')