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': 1965}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-11-02', 'end datetime': '2010-11-02'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-03-18', 'end datetime': '2012-03-18'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-05-22', 'end datetime': '2012-05-22'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-09-22', 'end datetime': '2014-09-22'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-04-08', 'end datetime': '2015-04-08'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-11-25', 'end datetime': '2016-11-25'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'cm', 'value': 179.07}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'kg', 'value': 105.49}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'kg/m2', 'value': 32.9}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mmHg', 'value': 109.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mmHg', 'value': 74.0}
Measurement 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mg/dL', 'value': 183.0}
Measurement 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mg/dL', 'value': 117.0}
Measurement 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mg/dL', 'value': 90.0}
Measurement 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-05-22T00:00:00', 'unit': 'mg/dL', 'value': 69.0}
Measurement 10: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-22T00:00:00', 'unit': 'cm', 'value': 179.07}
Measurement 11: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-22T00:00:00', 'unit': 'kg', 'value': 108.24}
Measurement 12: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-22T00:00:00', 'unit': 'kg/m2', 'value': 33.76}
Measurement 13: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-22T00:00:00', 'unit': 'mmHg', 'value': 125.0}
Measurement 14: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-22T00:00:00', 'unit': 'mmHg', 'value': 83.0}
Measurement 15: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': '%', 'value': 6.1}
Measurement 16: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'cm', 'value': 179.07}
Measurement 17: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'kg', 'value': 108.24}
Measurement 18: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'kg/m2', 'value': 33.76}
Measurement 19: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmHg', 'value': 139.0}
Measurement 20: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmHg', 'value': 81.0}
Measurement 21: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': '%', 'value': 6.1}
Measurement 22: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 71.0}
Measurement 23: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 16.0}
Measurement 24: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 25: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 10.06}
Measurement 26: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmol/L', 'value': 143.0}
Measurement 27: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmol/L', 'value': 5.06}
Measurement 28: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmol/L', 'value': 106.0}
Measurement 29: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmol/L', 'value': 29.0}
Measurement 30: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 175.0}
Measurement 31: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 144.0}
Measurement 32: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 71.0}
Measurement 33: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mg/dL', 'value': 75.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-09-22', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-04-08', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2016-11-25', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '2009-12-11', 'End datetime': '2009-12-11', '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. Galantamine 4 MG [Razadyne]
B. Donepezil hydrochloride 10 MG / Memantine hydrochloride 28 MG [Namzaric]
C. Donepezil hydrochloride 10 MG [Aricept]
D. Penicillin V Potassium 250 MG
E. Nexplanon 68 MG Drug Implant

Please share a single capital letter representing your selected answer: 
Galantamine 4 MG [Razadyne] Donepezil hydrochloride 10 MG / Memantine hydrochloride 28 MG [Namzaric] Donepezil hydrochloride 10 MG [Aricept] Penicillin V Potassium 250 MG Nexplanon 68 MG Drug Implant