You Are Called to the Home of a 28-Year-Old Male

You are called to the home of a 28-year-old male who is complaining of hoarseness, a scratchy sensation in the back of his throat, and palpitations. The symptoms began about 30 minutes ago and have grown steadily worse ever since the patient ingested prescribed penicillin 1 hour ago. Patient management should include all of the following EXCEPT:

A) epinephrine 1:1000 0.3 mg SC.
B) administration of an IV beta-blocker.
C) IV of crystalloid solution such as lactated Ringer's or normal saline.
D) high-concentration oxygen via nonrebreather mask.