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': 1992}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-01-04', 'end datetime': '2011-01-04'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-10-28', 'end datetime': '2011-10-28'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-09-30', 'end datetime': '2012-09-30'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-09-10', 'end datetime': '2013-09-10'}
Visit 5: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-06-25', 'end datetime': '2014-06-25'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-08-21', 'end datetime': '2014-08-21'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-07-06', 'end datetime': '2016-07-06'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-07-29', 'end datetime': '2016-07-29'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-01-04T00:00:00', 'unit': 'cm', 'value': 165.28}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-01-04T00:00:00', 'unit': 'kg', 'value': 69.68}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-01-04T00:00:00', 'unit': 'kg/m2', 'value': 25.51}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-01-04T00:00:00', 'unit': 'mmHg', 'value': 100.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-01-04T00:00:00', 'unit': 'mmHg', 'value': 81.0}
Measurement 6: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-28T00:00:00', 'unit': 'cm', 'value': 165.72}
Measurement 7: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-28T00:00:00', 'unit': 'kg', 'value': 71.29}
Measurement 8: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-28T00:00:00', 'unit': 'kg/m2', 'value': 25.96}
Measurement 9: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-28T00:00:00', 'unit': 'mmHg', 'value': 122.0}
Measurement 10: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-28T00:00:00', 'unit': 'mmHg', 'value': 82.0}
Measurement 11: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-30T00:00:00', 'unit': 'cm', 'value': 165.97}
Measurement 12: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-30T00:00:00', 'unit': 'kg', 'value': 72.74}
Measurement 13: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-30T00:00:00', 'unit': 'kg/m2', 'value': 26.41}
Measurement 14: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-30T00:00:00', 'unit': 'mmHg', 'value': 138.0}
Measurement 15: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-30T00:00:00', 'unit': 'mmHg', 'value': 72.0}
Measurement 16: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-09-10T00:00:00', 'unit': 'cm', 'value': 165.99}
Measurement 17: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-09-10T00:00:00', 'unit': 'kg', 'value': 74.44}
Measurement 18: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-09-10T00:00:00', 'unit': 'kg/m2', 'value': 27.02}
Measurement 19: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-09-10T00:00:00', 'unit': 'mmHg', 'value': 111.0}
Measurement 20: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-09-10T00:00:00', 'unit': 'mmHg', 'value': 71.0}
Measurement 21: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-29T00:00:00', 'unit': 'cm', 'value': 165.99}
Measurement 22: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-29T00:00:00', 'unit': 'kg', 'value': 78.17}
Measurement 23: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-29T00:00:00', 'unit': 'kg/m2', 'value': 28.37}
Measurement 24: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-29T00:00:00', 'unit': 'mmHg', 'value': 102.0}
Measurement 25: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-07-29T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-09-30', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2013-09-10', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Bone immobilization', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-06-25', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Loratadine 5 MG Chewable Tablet', 'Start datetime': '1993-11-20', 'End datetime': '1993-11-20', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Acetaminophen 325 MG Oral Tablet', 'Start datetime': '2014-06-25', 'End datetime': '2014-08-21', '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. Clopidogrel 75 MG Oral Tablet
B. Kyleena 19.5 MG Intrauterine System
C. oxyCODONE Hydrochloride 15 MG [OxyCONTIN]
D. 0.3 ML EPINEPHrine 0.5 MG/ML Auto-Injector
E. NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring

Please share a single capital letter representing your selected answer: 
Clopidogrel 75 MG Oral Tablet Kyleena 19.5 MG Intrauterine System oxyCODONE Hydrochloride 15 MG [OxyCONTIN] 0.3 ML EPINEPHrine 0.5 MG/ML Auto-Injector NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring