had diltiazem, pantoprazole or isotonic sodium chloride been since 6 years ago prescribed for patient 26612?
select count(*)>0 from prescriptions where prescriptions.hadm_id in ( select admissions.hadm_id from admissions where admissions.subject_id = 26612 ) and prescriptions.drug in ( 'diltiazem', 'pantoprazole', 'isotonic sodium chloride' ) and datetime(prescriptions.startdate) >= datetime(current_time,'-6 year')