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': 1967}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-08-24', 'end datetime': '2010-08-24'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-04-20', 'end datetime': '2012-04-20'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-06-27', 'end datetime': '2012-06-27'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-11-23', 'end datetime': '2013-11-23'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-12-02', 'end datetime': '2013-12-02'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-06-11', 'end datetime': '2015-06-11'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-09-22', 'end datetime': '2015-09-22'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2017-05-17', 'end datetime': '2017-05-17'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'cm', 'value': 190.18}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'kg', 'value': 110.36}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'kg/m2', 'value': 30.51}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mmHg', 'value': 106.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mg/dL', 'value': 163.0}
Measurement 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mg/dL', 'value': 110.0}
Measurement 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mg/dL', 'value': 72.0}
Measurement 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-24T00:00:00', 'unit': 'mg/dL', 'value': 69.0}
Measurement 10: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-20T00:00:00', 'unit': 'cm', 'value': 190.18}
Measurement 11: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-20T00:00:00', 'unit': 'kg', 'value': 112.14}
Measurement 12: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-20T00:00:00', 'unit': 'kg/m2', 'value': 31.0}
Measurement 13: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-20T00:00:00', 'unit': 'mmHg', 'value': 139.0}
Measurement 14: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-20T00:00:00', 'unit': 'mmHg', 'value': 73.0}
Measurement 15: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2012-06-27T00:00:00', 'unit': 'Cel', 'value': 37.98}
Measurement 16: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'cm', 'value': 190.18}
Measurement 17: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'kg', 'value': 115.75}
Measurement 18: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'kg/m2', 'value': 32.0}
Measurement 19: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mmHg', 'value': 110.0}
Measurement 20: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 21: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mg/dL', 'value': 185.0}
Measurement 22: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mg/dL', 'value': 125.0}
Measurement 23: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mg/dL', 'value': 100.0}
Measurement 24: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-12-02T00:00:00', 'unit': 'mg/dL', 'value': 60.0}
Measurement 25: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-22T00:00:00', 'unit': 'cm', 'value': 190.18}
Measurement 26: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-22T00:00:00', 'unit': 'kg', 'value': 118.89}
Measurement 27: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-22T00:00:00', 'unit': 'kg/m2', 'value': 32.87}
Measurement 28: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-22T00:00:00', 'unit': 'mmHg', 'value': 122.0}
Measurement 29: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-22T00:00:00', 'unit': 'mmHg', 'value': 70.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-08-24', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-04-20', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Throat culture (procedure) ', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-06-27', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Measurement of respiratory function (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-11-23', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 5: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-12-02', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 6: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-09-22', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 7: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2017-05-17', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '1994-11-05', 'End datetime': '1994-11-05', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Hydrocortisone 10 MG/ML Topical Cream', 'Start datetime': '1995-12-27', 'End datetime': '1995-12-27', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Fexofenadine hydrochloride 60 MG Oral Tablet', 'Start datetime': '1996-01-10', 'End datetime': '1996-01-10', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '1996-08-18', 'End datetime': '1996-08-18', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 5: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '2012-06-27', 'End datetime': '2012-06-27', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 6: {'Drug name': 'Dextromethorphan Hydrobromide 1 MG/ML', 'Start datetime': '2013-11-23', 'End datetime': '2013-12-13', '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. Methylphenidate Hydrochloride 20 MG [Ritalin]
B. 0.3 ML EPINEPHrine 0.5 MG/ML Auto-Injector
C. Donepezil hydrochloride 23 MG [Aricept]
D. Phenazopyridine hydrochloride 100 MG [Pyridium]
E. Liletta 52 MG Intrauterine System

Please share a single capital letter representing your selected answer: 
Methylphenidate Hydrochloride 20 MG [Ritalin] 0.3 ML EPINEPHrine 0.5 MG/ML Auto-Injector Donepezil hydrochloride 23 MG [Aricept] Phenazopyridine hydrochloride 100 MG [Pyridium] Liletta 52 MG Intrauterine System