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': 1987}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-12-12', 'end datetime': '2010-12-12'}
Visit 2: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-02-20', 'end datetime': '2012-02-20'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-03-14', 'end datetime': '2012-03-14'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-05-27', 'end datetime': '2014-05-27'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2017-03-24', 'end datetime': '2017-03-24'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-12T00:00:00', 'unit': 'cm', 'value': 163.33}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-12T00:00:00', 'unit': 'kg', 'value': 88.13}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-12T00:00:00', 'unit': 'kg/m2', 'value': 33.04}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-12T00:00:00', 'unit': 'mmHg', 'value': 103.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-12T00:00:00', 'unit': 'mmHg', 'value': 88.0}
Measurement 6: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-27T00:00:00', 'unit': 'cm', 'value': 163.33}
Measurement 7: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-27T00:00:00', 'unit': 'kg', 'value': 93.02}
Measurement 8: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-27T00:00:00', 'unit': 'kg/m2', 'value': 34.87}
Measurement 9: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-27T00:00:00', 'unit': 'mmHg', 'value': 110.0}
Measurement 10: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-05-27T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 11: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2017-03-24T00:00:00', 'unit': 'cm', 'value': 163.33}
Measurement 12: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2017-03-24T00:00:00', 'unit': 'kg', 'value': 97.46}
Measurement 13: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2017-03-24T00:00:00', 'unit': 'kg/m2', 'value': 36.54}
Measurement 14: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2017-03-24T00:00:00', 'unit': 'mmHg', 'value': 110.0}
Measurement 15: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2017-03-24T00:00:00', 'unit': 'mmHg', 'value': 82.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-12-12', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-05-27', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 250 MG', 'Start datetime': '1989-08-19', 'End datetime': '1989-08-19', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Penicillin V Potassium 250 MG', 'Start datetime': '1994-05-02', 'End datetime': '1994-05-02', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Meperidine Hydrochloride 50 MG Oral Tablet', 'Start datetime': '2012-02-20', 'End datetime': '2012-04-03', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Naproxen sodium 220 MG Oral Tablet', 'Start datetime': '2012-02-20', 'End datetime': '2012-03-14', '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. Amoxicillin 500 MG Oral Tablet
B. Phenazopyridine hydrochloride 100 MG [Pyridium]
C. PACLitaxel 100 MG Injection
D. NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring
E. cetirizine hydrochloride 5 MG Oral Tablet

Please share a single capital letter representing your selected answer: 
Amoxicillin 500 MG Oral Tablet Phenazopyridine hydrochloride 100 MG [Pyridium] PACLitaxel 100 MG Injection NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring cetirizine hydrochloride 5 MG Oral Tablet