Analyte    Normal levels    Toxic Levels    Fatality Levels   
 Doxylamine  0.05-0.2mg/L  1-2mg/L  5mg/Kg
 Duloxetine  15-32ng/mL*  No data available  No data available
 EDDP  0.005-0.3mg/L  No data available  0-0.4mg/L
 EDDP (Liver)  No data available  No data available  0.02-2.7mg/Kg
 Ephedrine  0.02-0.2mg/L  1mg/L  5mg/L
 Estazolam  0.055-0.2mg/L  No data available  No data available
 Felodipine  1-8ng/mL  10-15ng/mL  No data available
 Fenazepam  No data available  No data available  No data available
 Fentanyl  0.001-0.002mg/L  0.002-0.02mg/L  0.003-0.028mg/L
 Ferritin  10-120µg/L  No data available  No data available
 Flecainide  0.45-0.9mg/L  1-1.5mg/L  No data available
 Flunitrazepam  0.005-0.015mg/L  0.05mg/L  No data available
 Fluoxetine  0.15-0.5mg/L  2mg/L  1.3-6.8mg/L
 Fluoxetine (Liver)  No data available  No data available  29-128mg/Kg
 Flupentixol  1-15ng/mL  No data available  No data available
 Fluphenazine  0.9-17ng/mL  No data avaliable  No data available
 Fluphenazine  1-17ng/mL  50-100ng/mL  No data available
 Flurazepam  0.0005-0.03mg/L  0.15-0.2mg/L  0.5-17mg/L

The Forensic Toxicology Service is pleased to supply the following analyte references ranges

These results are collated from a number of references. However, we cannot assume responsibility for the contents of these ranges and they are provided solely as a general reference resource
Bioanalytics and Forensic Toxicology