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

<PatientData>
Demographics: {'race': 'White', 'gender': 'MALE', 'year of birth': 1987}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-11-15', 'end datetime': '2010-11-15'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-12-17', 'end datetime': '2010-12-17'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-11-14', 'end datetime': '2013-11-14'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-05-28', 'end datetime': '2014-05-28'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-09-01', 'end datetime': '2015-09-01'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-09-11', 'end datetime': '2015-09-11'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-04-22', 'end datetime': '2016-04-22'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-11-04', 'end datetime': '2016-11-04'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-17T00:00:00', 'unit': 'cm', 'value': 183.13}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-17T00:00:00', 'unit': 'kg', 'value': 79.45}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-17T00:00:00', 'unit': 'kg/m2', 'value': 23.69}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-17T00:00:00', 'unit': 'mmHg', 'value': 110.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-17T00:00:00', 'unit': 'mmHg', 'value': 76.0}
Measurement 6: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'cm', 'value': 183.13}
Measurement 7: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'kg', 'value': 83.3}
Measurement 8: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'kg/m2', 'value': 24.84}
Measurement 9: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'mmHg', 'value': 133.0}
Measurement 10: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'mmHg', 'value': 86.0}
Measurement 11: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-28T00:00:00', 'unit': 'Cel', 'value': 39.37}
Measurement 12: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-11T00:00:00', 'unit': 'Cel', 'value': 38.0}
Measurement 13: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': '%', 'value': 6.0}
Measurement 14: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'cm', 'value': 183.13}
Measurement 15: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'kg', 'value': 87.4}
Measurement 16: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'kg/m2', 'value': 26.06}
Measurement 17: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmHg', 'value': 130.0}
Measurement 18: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmHg', 'value': 77.0}
Measurement 19: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': '%', 'value': 6.0}
Measurement 20: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mg/dL', 'value': 88.0}
Measurement 21: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mg/dL', 'value': 12.0}
Measurement 22: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 23: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mg/dL', 'value': 9.9}
Measurement 24: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmol/L', 'value': 140.0}
Measurement 25: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmol/L', 'value': 4.43}
Measurement 26: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmol/L', 'value': 103.0}
Measurement 27: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-04T00:00:00', 'unit': 'mmol/L', 'value': 29.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-11-14', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Throat culture (procedure) ', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-05-28', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Acetaminophen 160 MG', 'Start datetime': '2010-11-15', 'End datetime': '2010-12-02', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '2014-05-28', 'End datetime': '2014-05-28', '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. 24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet
B. Penicillin V Potassium 250 MG
C. Milnacipran hydrochloride 100 MG [Savella]
D. Atorvastatin 80 MG Oral Tablet
E. Mirena 52 MG Intrauterine System

Please share a single capital letter representing your selected answer: 
24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet Penicillin V Potassium 250 MG Milnacipran hydrochloride 100 MG [Savella] Atorvastatin 80 MG Oral Tablet Mirena 52 MG Intrauterine System