See Drug doses: a non-exhaustive list of ED drugs.
These are the ones we use often or we need to give quickly. 
Make a copy and put them in your notebook or PDA.

Follow this link for Insulin in ED

Tight glucose control dangerous  from NICE-SUGAR 2009

Re the hazards of gentamicin see Ototoxicity from gentamicin  & 4 days low dose gentamicin nephrotoxic