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USMLE Antidotes
| Toxin | antidote/treatment | description |
|---|---|---|
| Salicylates | NaHCO3 (alkalinize) | |
| Amphetamine | NH4Cl (acidfy urine) | Hypervigilant, paranoid |
| Anticholinesterase | Atropine, pralidoxime | |
| Antimuscarinic, anticholinergic | physostigmine salicylate | |
| Beta blockers | Glucagon, dopamine, isoproteronal etc | bradycardia, 3rd degree block (P and QRS complexes different) |
| Digitalis | normalize K, lidocaine, anti-dig Fab fragments, Mg | |
| Iron | Deferoxamine | Acute gastric bleeding, metabolic acidosis, scarring leading to GI obstrcution, peroxidation of membrane lipids |
| Copper | Succimer | |
| Arsenic | Dimercaporal, succimer, pencillamine | |
| Gold | Dimercaporal, succimer, pencillamine | |
| Methemoglobin | Methylene blue, vitamin C | |
| cyanide | Nitrite, hydroxocobalamin | |
| Carbon monoxide | 100 O2, hyperbaric O2 | |
| Methanol, ethylene glycol | ethanol, dialysis, fomepizole | |
| Opiods | naloxone/naltrexone | |
| Benzodiazepines | Flumazenil | |
| TCAs | NaHCO3 (serum alkalinization) | |
| Heparin | protamine | |
| Warfarin | Vitamin K, fresh plasma | |
| tPA, streptokinase | Aminocaproic acid | |
| Theophylline | beta blocker | |
| Lead | Dimercaprol, succimer for kids | lines on gingivae,lines on epiphyses, encephalopathy, erythrocyte basophilic stippling, abdominal colic, sideroblastic anemia, drops (feet/wrist), |
| Mercury | Dimercaprol (BAL) |