MTB step 3 EM tox Flashcards
gastric emptying
1 hour 50% pill removed 1-2 hrs 15% 2 hrs: useless never acid or base no ipecac if AMS or kid intube and lavage: 1-2 hrs, no rsp naloxone, dextrose, thiamine
AMS with unknown causes
naloxone, thiamine, dextrose
charcoal
give, doesn’t harm
overdose orders
tox screen, carcoal, CBC, chemistry, urinalysis psych consult oxygen for CO
acetaminophen antidote
n-acetyl cysteine
aspirin antidote
bicarb to alk urine
benzo antidote
do not give flumazenil, may cause seizure
CO antidote
100% O2, hyperbaric in some cases
digoxin antidote
digoxin binding AB
ethylene glycol antidote
fomepizole or etoh
methanol antidote
fomepizole or etoh
methemoglobinemia antidote
methylene blue
NMS antidote
bromocryptine, dantrolene
organophosphates antidote
atropine, pralidoxime
TCA antidote
bicarb protect heart
tylenol overdose course
first 24 hrs: NV 48-72 hrs: liver failure
tylenol when NAC
first 24 hrs helps
tylenol level
10 G toxic 15 G lethal lower if etoh or liver dz
aspirin overdose
hyperventilate, can cause ARDS met acidosis, krebs cycle backup lactic acid resp alk inc PT vit K factors seizure, coma fever