You are an assistant tasked with analyzing medical histories to determine which medication is missing from the patient’s current regimen.

<PatientData>
Demographics: {'race': 'Black or African American', 'gender': 'MALE', 'year of birth': 2009}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-08-18', 'end datetime': '2010-08-18'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2010-11-14', 'end datetime': '2010-11-14'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-02-16', 'end datetime': '2011-02-16'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-05-20', 'end datetime': '2011-05-20'}
Visit 5: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2011-10-23', 'end datetime': '2011-10-23'}
Visit 6: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-04-08', 'end datetime': '2012-04-08'}
Visit 7: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-10-01', 'end datetime': '2012-10-01'}
Visit 8: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2013-02-28', 'end datetime': '2013-02-28'}
Visit 9: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-01-19', 'end datetime': '2014-01-19'}
Visit 10: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-02-17', 'end datetime': '2014-02-17'}
Visit 11: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2014-06-29', 'end datetime': '2014-06-29'}
Visit 12: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-01-15', 'end datetime': '2015-01-15'}
Visit 13: {'visit': 'Emergency Room Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-02-23', 'end datetime': '2015-02-23'}
Visit 14: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-12-07', 'end datetime': '2015-12-07'}
Visit 15: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-11-25', 'end datetime': '2016-11-25'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-18T00:00:00', 'unit': 'cm', 'value': 66.86}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-18T00:00:00', 'unit': 'kg', 'value': 8.14}
Measurement 3: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-18T00:00:00', 'unit': 'mmHg', 'value': 125.0}
Measurement 4: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-08-18T00:00:00', 'unit': 'mmHg', 'value': 88.0}
Measurement 5: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2010-11-14T00:00:00', 'unit': 'cm', 'value': 70.55}
Measurement 6: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2010-11-14T00:00:00', 'unit': 'kg', 'value': 9.14}
Measurement 7: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-11-14T00:00:00', 'unit': 'mmHg', 'value': 103.0}
Measurement 8: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2010-11-14T00:00:00', 'unit': 'mmHg', 'value': 72.0}
Measurement 9: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-16T00:00:00', 'unit': 'cm', 'value': 73.69}
Measurement 10: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-16T00:00:00', 'unit': 'kg', 'value': 9.88}
Measurement 11: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-16T00:00:00', 'unit': 'mmHg', 'value': 136.0}
Measurement 12: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-02-16T00:00:00', 'unit': 'mmHg', 'value': 73.0}
Measurement 13: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-05-20T00:00:00', 'unit': 'cm', 'value': 76.47}
Measurement 14: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-05-20T00:00:00', 'unit': 'kg', 'value': 10.47}
Measurement 15: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-05-20T00:00:00', 'unit': 'mmHg', 'value': 101.0}
Measurement 16: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-05-20T00:00:00', 'unit': 'mmHg', 'value': 77.0}
Measurement 17: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-23T00:00:00', 'unit': 'cm', 'value': 80.52}
Measurement 18: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-23T00:00:00', 'unit': 'kg', 'value': 11.22}
Measurement 19: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-23T00:00:00', 'unit': 'mmHg', 'value': 121.0}
Measurement 20: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2011-10-23T00:00:00', 'unit': 'mmHg', 'value': 86.0}
Measurement 21: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-08T00:00:00', 'unit': 'cm', 'value': 84.14}
Measurement 22: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-08T00:00:00', 'unit': 'kg', 'value': 11.98}
Measurement 23: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-08T00:00:00', 'unit': 'kg/m2', 'value': 16.92}
Measurement 24: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-08T00:00:00', 'unit': 'mmHg', 'value': 131.0}
Measurement 25: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-04-08T00:00:00', 'unit': 'mmHg', 'value': 71.0}
Measurement 26: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-10-01T00:00:00', 'unit': 'cm', 'value': 88.11}
Measurement 27: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-10-01T00:00:00', 'unit': 'kg', 'value': 12.71}
Measurement 28: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-10-01T00:00:00', 'unit': 'kg/m2', 'value': 16.38}
Measurement 29: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-10-01T00:00:00', 'unit': 'mmHg', 'value': 105.0}
Measurement 30: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-10-01T00:00:00', 'unit': 'mmHg', 'value': 72.0}
Measurement 31: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2013-02-28T00:00:00', 'unit': 'cm', 'value': 91.05}
Measurement 32: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2013-02-28T00:00:00', 'unit': 'kg', 'value': 13.36}
Measurement 33: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2013-02-28T00:00:00', 'unit': 'kg/m2', 'value': 16.11}
Measurement 34: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-02-28T00:00:00', 'unit': 'mmHg', 'value': 131.0}
Measurement 35: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2013-02-28T00:00:00', 'unit': 'mmHg', 'value': 77.0}
Measurement 36: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-17T00:00:00', 'unit': 'cm', 'value': 97.26}
Measurement 37: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-17T00:00:00', 'unit': 'kg', 'value': 15.05}
Measurement 38: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-17T00:00:00', 'unit': 'kg/m2', 'value': 15.91}
Measurement 39: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-17T00:00:00', 'unit': 'mmHg', 'value': 100.0}
Measurement 40: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2014-02-17T00:00:00', 'unit': 'mmHg', 'value': 71.0}
Measurement 41: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-15T00:00:00', 'unit': 'cm', 'value': 102.15}
Measurement 42: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-15T00:00:00', 'unit': 'kg', 'value': 16.57}
Measurement 43: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-15T00:00:00', 'unit': 'kg/m2', 'value': 15.88}
Measurement 44: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-15T00:00:00', 'unit': 'mmHg', 'value': 125.0}
Measurement 45: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-01-15T00:00:00', 'unit': 'mmHg', 'value': 89.0}
Measurement 46: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-12-07T00:00:00', 'unit': 'cm', 'value': 107.54}
Measurement 47: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-12-07T00:00:00', 'unit': 'kg', 'value': 18.32}
Measurement 48: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-12-07T00:00:00', 'unit': 'kg/m2', 'value': 15.84}
Measurement 49: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-12-07T00:00:00', 'unit': 'mmHg', 'value': 124.0}
Measurement 50: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-12-07T00:00:00', 'unit': 'mmHg', 'value': 74.0}
Measurement 51: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'cm', 'value': 113.43}
Measurement 52: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'kg', 'value': 20.31}
Measurement 53: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'kg/m2', 'value': 15.78}
Measurement 54: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmHg', 'value': 135.0}
Measurement 55: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2016-11-25T00:00:00', 'unit': 'mmHg', 'value': 76.0}
Procedure 1: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-02-16', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 2: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2011-05-20', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 3: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-01-15', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Procedure 4: {'procedure': 'Documentation of current medications', 'procedure type': 'EHR encounter record', 'procedure start datetime': '2015-12-07', 'procedure end datetime': 'Not Extracted', 'modifier': 'Not Extracted'}
Current Medications:
Medication 1: {'Drug name': 'Acetaminophen 160 MG Oral Tablet', 'Start datetime': '2014-01-19', 'End datetime': '2014-02-20', '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. Liletta 52 MG Intrauterine System
B. Ibuprofen 100 MG Oral Tablet
C. Amlodipine 5 MG Oral Tablet
D. Ibuprofen 200 MG Oral Tablet
E. Chlorpheniramine 2 MG Chewable Tablet

Please share a single capital letter representing your selected answer: 
Liletta 52 MG Intrauterine System Ibuprofen 100 MG Oral Tablet Amlodipine 5 MG Oral Tablet Ibuprofen 200 MG Oral Tablet Chlorpheniramine 2 MG Chewable Tablet