mrcem2-0231

A 70-year-old diabetic smoker presents with central chest pain that radiates to his left shoulder and jaw. He is given 300 mg aspirin and morphine, and his pain subsides. The pain lasted approximately 90 minutes in total. His ECG shows normal sinus rhythm. He is referred to the on-call medical team for admission, and a troponin test is scheduled at the appropriate time. His blood tests today reveal a creatinine level of 298 micromoles per litre.
Which of the following medications should you also consider administering to this patient?