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': 1949}
Visit 1: {'visit': 'Outpatient Visit', 'visit type': 'EHR encounter record', 'start datetime': '1994-10-29', 'end datetime': '1994-10-29'}
Measurement 1: {'measurement': 'Myocardial Infarction', 'measurement type': 'EHR encounter record', 'measurement date': '1994-10-29T00:00:00', 'unit': None, 'value': None}
Current Medications:
Medication 1: {'Drug name': 'Penicillin V Potassium 250 MG', 'Start datetime': '1952-06-13', 'End datetime': '1952-06-13', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 2: {'Drug name': 'Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual]', 'Start datetime': '1992-01-14', 'End datetime': '1994-10-29', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 3: {'Drug name': 'Amlodipine 5 MG Oral Tablet', 'Start datetime': '1994-01-24', 'End datetime': '1994-01-24', 'Route': None, 'Quantity': 'Not Extracted', 'Stop Reason': 'Not Extracted', 'Dose Unit': 'Not Extracted'}
Medication 4: {'Drug name': 'Nitroglycerin 0.4 MG/ACTUAT [Nitrolingual]', 'Start datetime': '1994-10-29', 'End datetime': '1994-10-29', '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. Methylphenidate Hydrochloride 20 MG [Ritalin]
B. Fexofenadine hydrochloride 30 MG Oral Tablet
C. diphenhydrAMINE Hydrochloride 25 MG Oral Tablet
D. Nexplanon 68 MG Drug Implant
E. Simvastatin 20 MG Oral Tablet

Please share a single capital letter representing your selected answer: 
Methylphenidate Hydrochloride 20 MG [Ritalin] Fexofenadine hydrochloride 30 MG Oral Tablet diphenhydrAMINE Hydrochloride 25 MG Oral Tablet Nexplanon 68 MG Drug Implant Simvastatin 20 MG Oral Tablet