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': 1930}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-06-27', 'end datetime': '2010-06-27'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-07-01', 'end datetime': '2011-07-01'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-07-24', 'end datetime': '2012-07-24'}
Visit 4: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-01-22', 'end datetime': '2013-01-22'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-03-03', 'end datetime': '2013-03-03'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-03-31', 'end datetime': '2013-03-31'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-05-26', 'end datetime': '2013-05-26'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-06-02', 'end datetime': '2013-06-02'}
Visit 9: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-06-23', 'end datetime': '2013-06-23'}
Visit 10: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-07-28', 'end datetime': '2013-07-28'}
Visit 11: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-08-04', 'end datetime': '2013-08-04'}
Visit 12: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-08-20', 'end datetime': '2013-08-20'}
Visit 13: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-08-25', 'end datetime': '2013-08-25'}
Visit 14: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-09-01', 'end datetime': '2013-09-01'}
Visit 15: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-09-15', 'end datetime': '2013-09-15'}
Visit 16: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-09-29', 'end datetime': '2013-09-29'}
Visit 17: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-10-06', 'end datetime': '2013-10-06'}
Visit 18: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-11-17', 'end datetime': '2013-11-17'}
Visit 19: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-11-24', 'end datetime': '2013-11-24'}
Visit 20: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-12-01', 'end datetime': '2013-12-01'}
Visit 21: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-12-03', 'end datetime': '2013-12-03'}
Visit 22: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-12-22', 'end datetime': '2013-12-22'}
Visit 23: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-04-13', 'end datetime': '2014-04-13'}
Visit 24: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-09-25', 'end datetime': '2014-09-25'}
Visit 25: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-01-26', 'end datetime': '2015-01-26'}
Visit 26: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-10-08', 'end datetime': '2015-10-08'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-06-27T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-06-27T00:00:00', 'unit': 'kg', 'value': 80.74}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2010-06-27T00:00:00', 'unit': 'kg/m2', 'value': 25.93}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-06-27T00:00:00', 'unit': 'mmHg', 'value': 122.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-06-27T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 6: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-07-01T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 7: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-07-01T00:00:00', 'unit': 'kg', 'value': 78.76}
Measurement 8: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-07-01T00:00:00', 'unit': 'kg/m2', 'value': 25.29}
Measurement 9: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-07-01T00:00:00', 'unit': 'mmHg', 'value': 120.0}
Measurement 10: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-07-01T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 11: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 12: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'kg', 'value': 77.29}
Measurement 13: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'kg/m2', 'value': 24.82}
Measurement 14: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mmHg', 'value': 133.0}
Measurement 15: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mmHg', 'value': 77.0}
Measurement 16: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mg/dL', 'value': 171.0}
Measurement 17: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mg/dL', 'value': 139.0}
Measurement 18: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mg/dL', 'value': 65.0}
Measurement 19: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-07-24T00:00:00', 'unit': 'mg/dL', 'value': 78.0}
Measurement 20: {'measurement': 'Total score [MMSE]', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': '(score)', 'value': 19.0}
Measurement 21: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 22: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': 'kg', 'value': 75.76}
Measurement 23: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': 'kg/m2', 'value': 24.33}
Measurement 24: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': 'mmHg', 'value': 123.0}
Measurement 25: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-08-20T00:00:00', 'unit': 'mmHg', 'value': 84.0}
Measurement 26: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-03T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 27: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-03T00:00:00', 'unit': 'kg', 'value': 73.76}
Measurement 28: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-03T00:00:00', 'unit': 'kg/m2', 'value': 23.69}
Measurement 29: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-03T00:00:00', 'unit': 'mmHg', 'value': 123.0}
Measurement 30: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-03T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 31: {'measurement': 'DXA [T-score] Bone density', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-22T00:00:00', 'unit': '{T-score}', 'value': 0.46}
Measurement 32: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-25T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 33: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-25T00:00:00', 'unit': 'kg', 'value': 73.76}
Measurement 34: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-25T00:00:00', 'unit': 'kg/m2', 'value': 23.69}
Measurement 35: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-25T00:00:00', 'unit': 'mmHg', 'value': 119.0}
Measurement 36: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-25T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 37: {'measurement': 'Total score [MMSE]', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-26T00:00:00', 'unit': '(score)', 'value': 16.0}
Measurement 38: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'cm', 'value': 176.47}
Measurement 39: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'kg', 'value': 72.42}
Measurement 40: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'kg/m2', 'value': 23.25}
Measurement 41: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mmHg', 'value': 109.0}
Measurement 42: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 43: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mg/dL', 'value': 200.0}
Measurement 44: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mg/dL', 'value': 138.0}
Measurement 45: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mg/dL', 'value': 111.0}
Measurement 46: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-08T00:00:00', 'unit': 'mg/dL', 'value': 61.0}
Procedure 1: {'procedure': 'Percutaneous mechanical thrombectomy of portal vein using fluoroscopic guidance', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-01-22', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Bone immobilization', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-12-22', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Bone density scan (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-12-22', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-10-08', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 250 MG', 'Start datetime': '1938-01-16', 'End datetime': '1938-01-16', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual]', 'Start datetime': '1979-06-13', 'End datetime': '1979-06-13', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Amlodipine 5 MG Oral Tablet', 'Start datetime': '1994-09-29', 'End datetime': '1994-09-29', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Clopidogrel 75 MG Oral Tablet', 'Start datetime': '1997-07-05', 'End datetime': '2013-01-22', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 5: {'Drug name': 'Clopidogrel 75 MG Oral Tablet', 'Start datetime': '2013-01-22', 'End datetime': '2013-01-22', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 6: {'Drug name': 'Alteplase 1 MG/ML Injectable Solution', 'Start datetime': '2013-01-22', 'End datetime': '2013-01-22', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 7: {'Drug name': 'Galantamine 4 MG [Razadyne]', 'Start datetime': '2013-08-20', 'End datetime': '2013-08-20', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 8: {'Drug name': 'Meperidine Hydrochloride 50 MG Oral Tablet', 'Start datetime': '2013-12-22', 'End datetime': '2014-02-15', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 9: {'Drug name': 'Acetaminophen 325 MG Oral Tablet', 'Start datetime': '2013-12-22', 'End datetime': '2014-04-13', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 10: {'Drug name': 'Donepezil hydrochloride 10 MG / Memantine hydrochloride 28 MG [Namzaric]', 'Start datetime': '2015-01-26', 'End datetime': '2015-01-26', '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. 1 ML Depo-Provera 150 MG/ML Injection
B. Mestranol / Norethynodrel [Enovid]
C. Simvastatin 20 MG Oral Tablet
D. Nexplanon 68 MG Drug Implant
E.  Amoxicillin 250 MG / Clavulanate 125 MG [Augmentin]

Please share a single capital letter representing your selected answer: 
1 ML Depo-Provera 150 MG/ML Injection Mestranol / Norethynodrel [Enovid] Simvastatin 20 MG Oral Tablet Nexplanon 68 MG Drug Implant  Amoxicillin 250 MG / Clavulanate 125 MG [Augmentin]