Antidotes Flashcards
Anticholinergics
Agents: atropine, diphenhydramine, dimenhydrinate, scopolamine
Sx: flushing, dry skin, mydriasis w/ blurred vision, AMS, fever
(red as a beet, dry as a bone…)
Tx: physostigmine
Warfarin
Sx: bleeding
Tx: phytonadione (vitamin k), PCC (kcentra)
Factor Xa inhibitors
Sx: bleeding
Tx:
Andexxa -apixaban, rivaroxaban
PCC (kcentra) - factor Xa inhibitors
Dabigatran
Sx: bleeding
Tx: Idarucizumab (Praxbind)
Heparin, LMWH
Sx: bleeding
Tx: Protamine
Antipsychotics
Tx: benztropine for dystonias
BZD
Agents: Valium, Xanax, Ativan, Klonopin
Tx: Flumazenil
can cause seizures in patients on BZD chronically
Beta-blockers
Tx: Glucagon if unresponsive to symptomatic treatment
CCB
Tx: IV Calcium (chloride or gluconate)
Cyanide
Agents: Nitroprusside (in high doses/long durations/renal impairment)
Tx: Hydroxocobalamin (Cyanokit)
Lanoxin
Digoxin Immune Fab (DigiFab)
Ethanol
Sx: can cause an ↑anion gap
Tx: thiamine (vitamin B1) to prevent Wernicke’s encephalopathy
Heavy metals
Tx:
arsenic, gold, mercury - Dimercaprol
lead - Succimer + DMSA
copper - Penicillamine
Hydrocarbons (petroleum products)
Do not induce vomiting
NPO due to aspiration risk
Insulin
Dextrose (do not admin if patient unconscious)
Glucagon