preferred_name: Study-Supplied Agent/Medication Substituted With Non-Study-Supplied Agent/Medication, Including Commercial Agent/Medication
preferred_name_lc: study-supplied agent/medication substituted with non-study-supplied agent/medication, including commercial agent/medication
label: Study-Supplied Agent/Medication Substituted With Non-Study-Supplied Agent/Medication, Including Commercial Agent/Medication
label_lc: study-supplied agent/medication substituted with non-study-supplied agent/medication, including commercial agent/medication