instruction: what is the name of the drug that patient 007-16774 is last prescribed via iv push route in 04/last year?
response: SELECT medication.drugname FROM medication WHERE medication.patientunitstayid IN (SELECT patient.patientunitstayid FROM patient WHERE patient.patienthealthsystemstayid IN (SELECT patient.patienthealthsystemstayid FROM patient WHERE patient.uniquepid = '007-16774')) AND medication.routeadmin = 'iv push' AND DATETIME(medication.drugstarttime, 'start of year') = DATETIME(CURRENT_TIME(), 'start of year', '-1 year') AND STRFTIME('%m', medication.drugstarttime) = '04' ORDER BY medication.drugstarttime DESC LIMIT 1