Clinical Tools

Narcotic Equivalence Converter

Narcotic Route Dose Duration
Select a drug: mg
Convert to: mg

Acetominophen Toxicity Calculator

Hours After Ingestion  
Acetaminophen Level  
  • This calculator is based on data from Rumack and Matthew1. Treatment threshold levels are calculated to be 25% lower than the toxic drug level.
  • This calculator is only appropriate for patients who had a single ingestion of acetaminophen.
  • Drug levels done before the 4 hour point may not represent the true peak of absorption.

Rummack-Matthew Nomogram


Code modified from source at medcalc3000.