Patient on vancomycin, b-blocker, escitalorpam ad TMP/SMX(bactrim)
has anaphylactic drug rxn
given epinephrine but no improvement after 15min
what next?

A) Another dose of intramuscular epinephrine
B) Another dose of intravenous methylprednisolone
C) Another dose of intravenous diphenhydramine
D) Intramuscular glucagon
E) Intramuscular betamethasone sodium phosphate/betamethasone acetate (Celestone
Soluspan)