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Toxic Levels

Toxic Drug Levels for NCLEX

Medication Toxic Level
Acetaminophen greater than 250 mcg/mL
Aminophylline greater than 20 mcg/mL
Amitriptyline greater than 500 ng/mL
Digoxin greater than 2.4 ng/mL
Gentamicin greater than 12 mcg/mL
Lidocaine greater than 5 mcg/mL
Lithium greater than 2.0 mEq/L
Magnesium Sulfate greater than 9 mg/dL
Methotrexate greater than 10 mcmol over 24 hours
Phenobarbital greater than 40 mcg/mL
Phenytoin greater than 30 mcg/mL
Quinidine greater than 10 mcg/mL
Salicylate greater than 300 mcg/mL
Theophylline greater than 20 mcg/mL
Tobramycin greater than 12 mcg/mL
Created by: dhermes