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': 1980}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-09-20', 'end datetime': '2012-09-20'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-11-04', 'end datetime': '2015-11-04'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-07-14', 'end datetime': '2016-07-14'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'cm', 'value': 175.6}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'kg', 'value': 83.34}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'kg/m2', 'value': 27.03}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mmHg', 'value': 133.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mg/dL', 'value': 186.0}
Measurement 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mg/dL', 'value': 109.0}
Measurement 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mg/dL', 'value': 100.0}
Measurement 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-20T00:00:00', 'unit': 'mg/dL', 'value': 64.0}
Measurement 10: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'cm', 'value': 175.6}
Measurement 11: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'kg', 'value': 89.25}
Measurement 12: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'kg/m2', 'value': 28.94}
Measurement 13: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mmHg', 'value': 100.0}
Measurement 14: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mmHg', 'value': 81.0}
Measurement 15: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mg/dL', 'value': 180.0}
Measurement 16: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mg/dL', 'value': 122.0}
Measurement 17: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mg/dL', 'value': 86.0}
Measurement 18: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-04T00:00:00', 'unit': 'mg/dL', 'value': 69.0}
Measurement 19: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-14T00:00:00', 'unit': 'Cel', 'value': 38.1}
Procedure 1: {'procedure': 'Throat culture (procedure) ', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2016-07-14', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
</PatientData>

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

A. Errin 28 Day Pack
B. Nitrofurantoin 5 MG/ML [Furadantin]
C. 3 ML Amiodarone hydrocholoride 50 MG/ML Prefilled Syringe
D. Donepezil hydrochloride 10 MG / Memantine hydrochloride 28 MG [Namzaric]
E. Penicillin V Potassium 500 MG

Please share a single capital letter representing your selected answer: 
Errin 28 Day Pack Nitrofurantoin 5 MG/ML [Furadantin] 3 ML Amiodarone hydrocholoride 50 MG/ML Prefilled Syringe Donepezil hydrochloride 10 MG / Memantine hydrochloride 28 MG [Namzaric] Penicillin V Potassium 500 MG