Using the CPT manual, select the appropriate code for the following procedure

After assisting a patient with the use of an epinephrine auto-injector, you note that the patient's blood pressure has improved. As a knowledgeable EMT, you realize that this has occurred due to epinephrine's ability to:

A) relax the smooth muscle of the blood vessels. B) constrict blood vessels. C) increase the number of circulating red blood cells. D) increase the oxygen-carrying capacity of the red blood cells.

For what diagnosis would you likely see a prescription of oral Benadryl 50 mg tid prn, and prednisone 40, 30, 20, and 10 mg daily for 4 days

A. Conjunctivitis B. Pneumonia C. Urticaria D. Contusion