2-4 hour paracetamol levels
The Paracetamol page has been updated with information about the utility of a 2-4 hour paracetamol level in predicting subsequent potential toxicity. Yarema, MC, Green, JP, Sivilotti, MLA, et al. Can a serum acetaminophen concentration obtained less than 4 hours post-ingestion determine which patients do not require treatment with acetylcysteine? Clinical Toxicology 2016:1-7.