You are an assistant tasked with analyzing medical histories to determine which medication is missing from the patient’s current regimen.

<PatientData>
Demographics: {'race': 'Black or African American', 'gender': 'FEMALE', 'year of birth': 1926}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-03-26', 'end datetime': '2011-03-26'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-09-21', 'end datetime': '2011-09-21'}
Measurement 1: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': '%', 'value': 5.8}
Measurement 2: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'cm', 'value': 157.58}
Measurement 3: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'kg', 'value': 67.59}
Measurement 4: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'kg/m2', 'value': 27.22}
Measurement 5: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmHg', 'value': 139.0}
Measurement 6: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmHg', 'value': 85.0}
Measurement 7: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': '%', 'value': 5.8}
Measurement 8: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 87.0}
Measurement 9: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 14.0}
Measurement 10: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 11: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 9.07}
Measurement 12: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmol/L', 'value': 140.0}
Measurement 13: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmol/L', 'value': 4.0}
Measurement 14: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmol/L', 'value': 103.0}
Measurement 15: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mmol/L', 'value': 24.0}
Measurement 16: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 182.0}
Measurement 17: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 132.0}
Measurement 18: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 91.0}
Measurement 19: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2011-03-26T00:00:00', 'unit': 'mg/dL', 'value': 64.0}
Measurement 20: {'measurement': "Alzheimer's disease (disorder)", 'measurement type': 'EHR encounter record', 'measurement date': '2011-09-21T00:00:00', 'unit': None, 'value': None}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-03-26', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Galantamine 4 MG [Razadyne]', 'Start datetime': '2003-12-05', 'End datetime': '2003-12-05', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Clopidogrel 75 MG Oral Tablet', 'Start datetime': '2004-10-15', 'End datetime': '2004-10-15', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Simvastatin 20 MG Oral Tablet', 'Start datetime': '2004-10-15', 'End datetime': '2004-10-15', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Amlodipine 5 MG Oral Tablet', 'Start datetime': '2004-10-15', 'End datetime': '2004-10-15', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 5: {'Drug name': 'Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual]', 'Start datetime': '2004-10-15', 'End datetime': '2004-10-15', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 6: {'Drug name': 'Memantine hydrochloride 2 MG/ML [Namenda]', 'Start datetime': '2005-12-07', 'End datetime': '2005-12-07', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
</PatientData>

Based on the EHR history above, which medication **should also be on the list today**?

A. diphenhydrAMINE Hydrochloride 25 MG Oral Tablet
B. Liletta 52 MG Intrauterine System
C. Methotrexate 10 MG [Trexall]
D. Mirena 52 MG Intrauterine System
E. Penicillin V Potassium 500 MG

Please share a single capital letter representing your selected answer: 
diphenhydrAMINE Hydrochloride 25 MG Oral Tablet Liletta 52 MG Intrauterine System Methotrexate 10 MG [Trexall] Mirena 52 MG Intrauterine System Penicillin V Potassium 500 MG