Cocaine and Metabolite
- The presence of cocaine >LOQ indicates exposure to cocaine within 1 day prior to specimen collection.
- The presence of benzoylecgonine >LOQ indicates exposure to cocaine within 5 days prior to specimen collection.
- Cocaine is metabolized to several inactive metabolites, the predominant one being benzoylecgonine.
Cocaine → Benzoylecgonine
Approximate Detection Times
|Cocaine & Metabolite||LOQ (ng/mL)||Detection Time* up to|