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': 1935}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-12-13', 'end datetime': '2010-12-13'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-12-14', 'end datetime': '2010-12-14'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-12-16', 'end datetime': '2011-12-16'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-02-11', 'end datetime': '2012-02-11'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-04-15', 'end datetime': '2012-04-15'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-01-09', 'end datetime': '2013-01-09'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-11-14', 'end datetime': '2013-11-14'}
Visit 8: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-06-16', 'end datetime': '2014-06-16'}
Visit 9: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-08-16', 'end datetime': '2014-08-16'}
Visit 10: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-09-19', 'end datetime': '2014-09-19'}
Visit 11: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-09-19', 'end datetime': '2014-09-19'}
Visit 12: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-10-14', 'end datetime': '2015-10-14'}
Visit 13: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-08-30', 'end datetime': '2016-08-30'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-13T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-13T00:00:00', 'unit': 'kg', 'value': 88.36}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-13T00:00:00', 'unit': 'kg/m2', 'value': 26.27}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-13T00:00:00', 'unit': 'mmHg', 'value': 116.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-13T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 6: {'measurement': 'Polyp size greatest dimension by CAP cancer protocols', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-15T00:00:00', 'unit': 'mm', 'value': 5.0}
Measurement 7: {'measurement': 'Hemoglobin.gastrointestinal [Presence] in Stool by Immunologic method', 'measurement type': 'EHR encounter record', 'measurement date': '2010-12-15T00:00:00', 'unit': 'ng/mL', 'value': 17.0}
Measurement 8: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-02-11T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 9: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-02-11T00:00:00', 'unit': 'kg', 'value': 84.66}
Measurement 10: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-02-11T00:00:00', 'unit': 'kg/m2', 'value': 25.17}
Measurement 11: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-02-11T00:00:00', 'unit': 'mmHg', 'value': 138.0}
Measurement 12: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-02-11T00:00:00', 'unit': 'mmHg', 'value': 73.0}
Measurement 13: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 14: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'kg', 'value': 82.78}
Measurement 15: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'kg/m2', 'value': 24.61}
Measurement 16: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mmHg', 'value': 108.0}
Measurement 17: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mmHg', 'value': 77.0}
Measurement 18: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mg/dL', 'value': 199.0}
Measurement 19: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mg/dL', 'value': 107.0}
Measurement 20: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mg/dL', 'value': 118.0}
Measurement 21: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2013-01-09T00:00:00', 'unit': 'mg/dL', 'value': 59.0}
Measurement 22: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 23: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'kg', 'value': 82.78}
Measurement 24: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'kg/m2', 'value': 24.61}
Measurement 25: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'mmHg', 'value': 130.0}
Measurement 26: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-11-14T00:00:00', 'unit': 'mmHg', 'value': 86.0}
Measurement 27: {'measurement': 'DXA [T-score] Bone density', 'measurement type': 'EHR encounter record', 'measurement date': '2014-06-16T00:00:00', 'unit': '{T-score}', 'value': -0.07}
Measurement 28: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-19T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 29: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-19T00:00:00', 'unit': 'kg', 'value': 80.98}
Measurement 30: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-19T00:00:00', 'unit': 'kg/m2', 'value': 24.08}
Measurement 31: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-19T00:00:00', 'unit': 'mmHg', 'value': 115.0}
Measurement 32: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-09-19T00:00:00', 'unit': 'mmHg', 'value': 80.0}
Measurement 33: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-14T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 34: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-14T00:00:00', 'unit': 'kg', 'value': 79.84}
Measurement 35: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-14T00:00:00', 'unit': 'kg/m2', 'value': 23.74}
Measurement 36: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-14T00:00:00', 'unit': 'mmHg', 'value': 122.0}
Measurement 37: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-14T00:00:00', 'unit': 'mmHg', 'value': 73.0}
Measurement 38: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'cm', 'value': 183.4}
Measurement 39: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'kg', 'value': 77.86}
Measurement 40: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'kg/m2', 'value': 23.15}
Measurement 41: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mmHg', 'value': 138.0}
Measurement 42: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mmHg', 'value': 78.0}
Measurement 43: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mg/dL', 'value': 166.0}
Measurement 44: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mg/dL', 'value': 125.0}
Measurement 45: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mg/dL', 'value': 63.0}
Measurement 46: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2016-08-30T00:00:00', 'unit': 'mg/dL', 'value': 78.0}
Procedure 1: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-12-14', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Fecal occult blood test', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-12-15', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Rectal polypectomy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2010-12-15', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Colonoscopy', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-12-16', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 5: {'procedure': 'Admission to orthopedic department', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-06-16', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 6: {'procedure': 'Bone density scan (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2014-06-16', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 500 MG', 'Start datetime': '2003-10-25', 'End datetime': '2003-10-25', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': ' Amoxicillin 250 MG / Clavulanate 125 MG [Augmentin]', 'Start datetime': '2012-04-15', 'End datetime': '2012-05-08', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Ibuprofen 200 MG Oral Tablet', 'Start datetime': '2014-06-16', 'End datetime': '2014-08-16', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Dextromethorphan Hydrobromide 1 MG/ML', 'Start datetime': '2014-09-19', 'End datetime': '2014-09-26', '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. Meperidine Hydrochloride 50 MG Oral Tablet
B. Amoxicillin 500 MG Oral Tablet
C. Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG Oral Tablet
D. Atropine Sulfate 1 MG/ML Injectable Solution
E. NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring

Please share a single capital letter representing your selected answer: 
Meperidine Hydrochloride 50 MG Oral Tablet Amoxicillin 500 MG Oral Tablet Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG Oral Tablet Atropine Sulfate 1 MG/ML Injectable Solution NuvaRing 0.12/0.015 MG per 24HR 21 Day Vaginal Ring