The patient presents to the emergency department (ED) with flu-like symptoms and mucocutaneous erythematous rash and bullae formation over 38% of the body. The nurse asks the patient if which medications had been taken in the last month? Select all that apply.

The unresponsive patient is brought to the emergency department via ambulance. During an abbreviated neurologic exam, the nurse notes the following pupils, estimated to be 1 mm and fixed: The nurse prepares to administer which medication?

The nurse is caring for a patient with schizophrenia who has bacterial endocarditis secondary to intravenous drug use. The patient’s antipsychotic medication is changed from risperidone to clozapine. Within days, the patient develops a serious cardiac arrhythmia. The nurse attributes the patient’s arrhythmia to which cause?