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': 1973}
Visit 1: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-05-18', 'end datetime': '2011-05-18'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-06-20', 'end datetime': '2011-06-20'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-09-05', 'end datetime': '2011-09-05'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-01-07', 'end datetime': '2013-01-07'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-09-20', 'end datetime': '2015-09-20'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'cm', 'value': 176.73}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'kg', 'value': 97.95}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'kg/m2', 'value': 31.36}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mmHg', 'value': 121.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mmHg', 'value': 84.0}
Measurement 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mg/dL', 'value': 164.0}
Measurement 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mg/dL', 'value': 146.0}
Measurement 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mg/dL', 'value': 64.0}
Measurement 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-07T00:00:00', 'unit': 'mg/dL', 'value': 70.0}
Measurement 10: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-20T00:00:00', 'unit': 'cm', 'value': 176.73}
Measurement 11: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-20T00:00:00', 'unit': 'kg', 'value': 100.15}
Measurement 12: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-20T00:00:00', 'unit': 'kg/m2', 'value': 32.07}
Measurement 13: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-20T00:00:00', 'unit': 'mmHg', 'value': 103.0}
Measurement 14: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-09-20T00:00:00', 'unit': 'mmHg', 'value': 73.0}
Current Medications:
Medication 1: {'Drug name': 'Amoxicillin 500 MG Oral Tablet', 'Start datetime': '2011-05-18', 'End datetime': '2011-06-20', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Acetaminophen 325 MG / HYDROcodone Bitartrate 7.5 MG Oral Tablet', 'Start datetime': '2011-05-18', 'End datetime': '2011-06-28', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Naproxen sodium 220 MG Oral Tablet', 'Start datetime': '2011-05-18', 'End datetime': '2011-06-20', '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. Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual]
B. Chlorpheniramine 8 MG Oral Tablet
C. Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG [Percocet]
D. Alteplase 1 MG/ML Injectable Solution
E. Astemizole 10 MG Oral Tablet

Please share a single capital letter representing your selected answer: 
Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual] Chlorpheniramine 8 MG Oral Tablet Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG [Percocet] Alteplase 1 MG/ML Injectable Solution Astemizole 10 MG Oral Tablet