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': 1974}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-01-16', 'end datetime': '2011-01-16'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-02-13', 'end datetime': '2011-02-13'}
Visit 3: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-01-19', 'end datetime': '2012-01-19'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-09-11', 'end datetime': '2012-09-11'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-11-18', 'end datetime': '2015-11-18'}
Measurement 1: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-13T00:00:00', 'unit': 'Cel', 'value': 37.0}
Measurement 2: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': '%', 'value': 9.3}
Measurement 3: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'cm', 'value': 170.49}
Measurement 4: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'kg', 'value': 126.03}
Measurement 5: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'kg/m2', 'value': 43.36}
Measurement 6: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmHg', 'value': 136.0}
Measurement 7: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmHg', 'value': 71.0}
Measurement 8: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': '%', 'value': 9.3}
Measurement 9: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 144.0}
Measurement 10: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 14.0}
Measurement 11: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 12: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 10.13}
Measurement 13: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmol/L', 'value': 142.0}
Measurement 14: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmol/L', 'value': 3.86}
Measurement 15: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmol/L', 'value': 108.0}
Measurement 16: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mmol/L', 'value': 26.0}
Measurement 17: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 242.0}
Measurement 18: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 337.0}
Measurement 19: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 149.0}
Measurement 20: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/dL', 'value': 25.0}
Measurement 21: {'measurement': 'Microalbumin Creatine Ratio', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mg/g', 'value': 10.0}
Measurement 22: {'measurement': 'Estimated Glomerular Filtration Rate', 'measurement type': 'EHR encounter record', 'measurement date': '2012-09-11T00:00:00', 'unit': 'mL/min/{1.73_m2}', 'value': 60.0}
Measurement 23: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': '%', 'value': 9.2}
Measurement 24: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'cm', 'value': 170.49}
Measurement 25: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'kg', 'value': 130.1}
Measurement 26: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'kg/m2', 'value': 44.76}
Measurement 27: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmHg', 'value': 119.0}
Measurement 28: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmHg', 'value': 88.0}
Measurement 29: {'measurement': 'Hemoglobin A1c/Hemoglobin.total in Blood', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': '%', 'value': 9.2}
Measurement 30: {'measurement': 'Glucose', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 182.0}
Measurement 31: {'measurement': 'Urea Nitrogen', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 9.0}
Measurement 32: {'measurement': 'Creatinine', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 1.0}
Measurement 33: {'measurement': 'Calcium', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 8.99}
Measurement 34: {'measurement': 'Sodium', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmol/L', 'value': 136.0}
Measurement 35: {'measurement': 'Potassium', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmol/L', 'value': 3.85}
Measurement 36: {'measurement': 'Chloride', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmol/L', 'value': 101.0}
Measurement 37: {'measurement': 'Carbon Dioxide', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mmol/L', 'value': 20.0}
Measurement 38: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 271.0}
Measurement 39: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 547.0}
Measurement 40: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 149.0}
Measurement 41: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/dL', 'value': 12.0}
Measurement 42: {'measurement': 'Microalbumin Creatine Ratio', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mg/g', 'value': 14.0}
Measurement 43: {'measurement': 'Estimated Glomerular Filtration Rate', 'measurement type': 'EHR encounter record', 'measurement date': '2015-11-18T00:00:00', 'unit': 'mL/min/{1.73_m2}', 'value': 60.0}
Procedure 1: {'procedure': 'Measurement of respiratory function (procedure)', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-01-16', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Suture open wound', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-01-19', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2012-09-11', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-11-18', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': '3 ML liraglutide 6 MG/ML Pen Injector', 'Start datetime': '2005-02-03', 'End datetime': '2007-10-13', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Acetaminophen 160 MG', 'Start datetime': '2011-01-16', 'End datetime': '2011-02-05', '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': '2012-01-19', 'End datetime': '2012-02-08', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': '3 ML liraglutide 6 MG/ML Pen Injector', 'Start datetime': '2012-09-11', 'End datetime': '2012-09-11', '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. Dextromethorphan Hydrobromide 1 MG/ML
B. NITROFURANTOIN  MACROCRYSTALS 50 MG [Macrodantin]
C. Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG Oral Tablet
D. 24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet
E. Implanon 68 MG Drug Implant

Please share a single capital letter representing your selected answer: 
Dextromethorphan Hydrobromide 1 MG/ML NITROFURANTOIN  MACROCRYSTALS 50 MG [Macrodantin] Acetaminophen 325 MG / oxyCODONE Hydrochloride 5 MG Oral Tablet 24 HR Metformin hydrochloride 500 MG Extended Release Oral Tablet Implanon 68 MG Drug Implant