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': 'FEMALE', 'year of birth': 1961}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-11-11', 'end datetime': '2010-11-11'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-03-23', 'end datetime': '2011-03-23'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-12-15', 'end datetime': '2011-12-15'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-01-15', 'end datetime': '2013-01-15'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-07-16', 'end datetime': '2013-07-16'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-02-11', 'end datetime': '2014-02-11'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-01-09', 'end datetime': '2015-01-09'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-02-27', 'end datetime': '2016-02-27'}
Visit 9: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-03-23', 'end datetime': '2016-03-23'}
Visit 10: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2017-04-12', 'end datetime': '2017-04-12'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-12-15T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-12-15T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-12-15T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-12-15T00:00:00', 'unit': 'mmHg', 'value': 121.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-12-15T00:00:00', 'unit': 'mmHg', 'value': 79.0}
Measurement 6: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 7: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 8: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 9: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mmHg', 'value': 127.0}
Measurement 10: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mmHg', 'value': 75.0}
Measurement 11: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mg/dL', 'value': 178.0}
Measurement 12: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mg/dL', 'value': 140.0}
Measurement 13: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mg/dL', 'value': 90.0}
Measurement 14: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-15T00:00:00', 'unit': 'mg/dL', 'value': 60.0}
Measurement 15: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-11T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 16: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-11T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 17: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-11T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 18: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-11T00:00:00', 'unit': 'mmHg', 'value': 117.0}
Measurement 19: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-11T00:00:00', 'unit': 'mmHg', 'value': 88.0}
Measurement 20: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-09T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 21: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-09T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 22: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-09T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 23: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-09T00:00:00', 'unit': 'mmHg', 'value': 107.0}
Measurement 24: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-09T00:00:00', 'unit': 'mmHg', 'value': 70.0}
Measurement 25: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': '%', 'value': 6.2}
Measurement 26: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 27: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 28: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 29: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmHg', 'value': 137.0}
Measurement 30: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 31: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': '%', 'value': 6.2}
Measurement 32: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 84.0}
Measurement 33: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 15.0}
Measurement 34: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 35: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 8.73}
Measurement 36: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmol/L', 'value': 141.0}
Measurement 37: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmol/L', 'value': 4.85}
Measurement 38: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmol/L', 'value': 102.0}
Measurement 39: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mmol/L', 'value': 22.0}
Measurement 40: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 173.0}
Measurement 41: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 110.0}
Measurement 42: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 76.0}
Measurement 43: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-02-27T00:00:00', 'unit': 'mg/dL', 'value': 75.0}
Measurement 44: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': '%', 'value': 6.1}
Measurement 45: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'cm', 'value': 162.74}
Measurement 46: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'kg', 'value': 103.95}
Measurement 47: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'kg/m2', 'value': 39.25}
Measurement 48: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmHg', 'value': 137.0}
Measurement 49: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmHg', 'value': 76.0}
Measurement 50: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': '%', 'value': 6.1}
Measurement 51: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mg/dL', 'value': 72.0}
Measurement 52: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mg/dL', 'value': 19.0}
Measurement 53: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 54: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mg/dL', 'value': 9.27}
Measurement 55: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmol/L', 'value': 139.0}
Measurement 56: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmol/L', 'value': 4.39}
Measurement 57: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmol/L', 'value': 108.0}
Measurement 58: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2017-04-12T00:00:00', 'unit': 'mmol/L', 'value': 29.0}
Procedure 1: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-03-23', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-01-09', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2016-03-23', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Hydrocortisone 10 MG/ML Topical Cream', 'Start datetime': '1983-06-20', 'End datetime': '1983-06-20', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Chlorpheniramine 8 MG Oral Tablet', 'Start datetime': '1983-07-05', 'End datetime': '1983-07-05', '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. Levora 0.15/30 28 Day Pack
B. Penicillin V Potassium 500 MG
C. 24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet
D. Leucovorin 100 MG Injection
E. Astemizole 10 MG Oral Tablet

Please share a single capital letter representing your selected answer: 
Levora 0.15/30 28 Day Pack Penicillin V Potassium 500 MG 24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet Leucovorin 100 MG Injection Astemizole 10 MG Oral Tablet