in 04/this year, had nicardipine iv ever been prescribed to patient 77586?
select count(*)>0 from prescriptions where prescriptions.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 77586 ) and prescriptions.drug = 'nicardipine iv' and datetime(prescriptions.startdate,'start of year') = datetime(current_time,'start of year','-0 year') and strftime('%m',prescriptions.startdate) = '04'