A patient is in cardiac arrest. VFib has been refractory to an initial shock. Two attempts at peripheral IV have been unsuccessful. The next recommended access route of administration for the delivery of drugs during CPR is:

A patient with an ST-segment elevation MI has ongoing chest discomfort. Fibrinolytic therapy has been ordered. Heparin 4000 U IV bolus was administered and a heparin infusion 100 U per hour is being administered, and Aspirin was not taken by the patient because he had a history of gastritis treated 5 years ago. Your next action is to:

Your patient has been intubated. IV/IO access is not available. Which combination of drugs can be administered by the endotracheal route of administration?