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

<PatientData>
Demographics: {'race': None, 'gender': 'MALE', 'year of birth': 1982}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2012-12-02', 'end datetime': '2012-12-02'}
Visit 2: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-02-20', 'end datetime': '2015-02-20'}
Visit 3: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2015-10-10', 'end datetime': '2015-10-10'}
Visit 4: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '2016-04-25', 'end datetime': '2016-04-25'}
Measurement 1: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'cm', 'value': 180.49}
Measurement 2: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'kg', 'value': 100.22}
Measurement 3: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'kg/m2', 'value': 30.77}
Measurement 4: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mmHg', 'value': 121.0}
Measurement 5: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mmHg', 'value': 72.0}
Measurement 6: {'measurement': 'Total Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mg/dL', 'value': 189.0}
Measurement 7: {'measurement': 'Triglycerides', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mg/dL', 'value': 120.0}
Measurement 8: {'measurement': 'Low Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mg/dL', 'value': 106.0}
Measurement 9: {'measurement': 'High Density Lipoprotein Cholesterol', 'measurement type': 'EHR encounter record', 'measurement date': '2012-12-02T00:00:00', 'unit': 'mg/dL', 'value': 59.0}
Measurement 10: {'measurement': 'Oral temperature', 'measurement type': 'EHR encounter record', 'measurement date': '2015-02-20T00:00:00', 'unit': 'Cel', 'value': 37.0}
Measurement 11: {'measurement': 'Body Height', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-10T00:00:00', 'unit': 'cm', 'value': 180.49}
Measurement 12: {'measurement': 'Body Weight', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-10T00:00:00', 'unit': 'kg', 'value': 103.12}
Measurement 13: {'measurement': 'Body Mass Index', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-10T00:00:00', 'unit': 'kg/m2', 'value': 31.65}
Measurement 14: {'measurement': 'Systolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-10T00:00:00', 'unit': 'mmHg', 'value': 108.0}
Measurement 15: {'measurement': 'Diastolic Blood Pressure', 'measurement type': 'EHR encounter record', 'measurement date': '2015-10-10T00:00:00', 'unit': 'mmHg', 'value': 88.0}
</PatientData>

Based on the EHR history above, which medication **should also be on the list today**?

A. Methylphenidate Hydrochloride 20 MG [Ritalin]
B. Penicillin V Potassium 500 MG
C. Insulin Lispro 100 UNT/ML Injectable Solution [Humalog]
D. 1 ML Epinephrine 1 MG/ML Prefilled Syringe
E. Phenazopyridine hydrochloride 100 MG [Pyridium]

Please share a single capital letter representing your selected answer: 
Methylphenidate Hydrochloride 20 MG [Ritalin] Penicillin V Potassium 500 MG Insulin Lispro 100 UNT/ML Injectable Solution [Humalog] 1 ML Epinephrine 1 MG/ML Prefilled Syringe Phenazopyridine hydrochloride 100 MG [Pyridium]