A prescriber orders treatment with streptokinase for a patient admitted to the emergency department ...

A prescriber orders treatment with streptokinase for a patient admitted to the emergency department with an evolving myocardial infarction. Which of the following represents an appropriate action by the nurse?
 
  a. If hypotension develops during streptokinase infusion, the rate of infusion should be increased.
  b. Because one third of patients receiving streptokinase develop fever, aspirin should be administered prophylactically.
  c. If the patient develops urticaria and flushing, the nurse should prepare for administration of an antihistamine.
  d. Intramuscular injections should not be given while the streptokinase is infusing; however, subcutaneous injections may be given.