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Toxicology Testing by ETX Diagnostics

At ETX Diagnostics, trusted results are our priority. Our toxicology testing services deliver fast, accurate, and reliable results across an extensive panel of prescription medications, illicit substances, and drug metabolites.

Whether you’re a healthcare provider, addiction treatment center, or employer, ETX Diagnostics ensures you receive the critical information you need, when you need it.

✅ Comprehensive drug detection including opioids, stimulants, cannabinoids, and benzodiazepines
✅ Ultra-low detection limits (ULOL) for early and sensitive identification
✅ Clear, actionable reporting with fast turnaround times
✅ HIPAA-compliant security and confidentiality
✅ Personalized support and expert consultation


Toxicology Panel: Cutoff, ULOL, and Regression Values

SubstanceLOLCut OFFULOL
6-MAM410200
7-Amino Clonazepam20501000
Alpha-Hydroxy Alprazolam20501000
Amitriptyline20501000
Amphetamine401002000
Benzoylecgonine20501000
Buprenorphine410200
Carisoprodol20501000
Citalopram20501000
Codeine20501000
COOH-THC20501000
Cyclobenzaprine20501000
Duloxetine20501000
EDDP20501000
ETS401002000
Fentanyl1.2360
Fluoxetine20501000
Gabapentin20050010000
Hydrocodone20501000
Hydromorphone20501000
Ketamine20501000
Lorazepam20501000
MDA401002000
MDMA401002000
Meperidine20501000
Meprobamate401002000
Methadone401002000
Methamphetamine401002000
Methylphenidate20501000
Morphine20501000
Naloxone820400
Naltrexone820400
Norbuprenorphine410200
Nordiazepam20501000
Norfentanyl410200
Norhydrocodone20501000
Norketamine20501000
Normeperidine20501000
Noroxycodone20501000
Nortriptyline20501000
O-Desmethyl-Cis-Tramadol20501000
Oxazepam1025500
Oxycodone20501000
Oxymorphone20501000
PCP410200
Phentermine20501000
Pregabalin401002000
Sertraline20501000
Tapentadol1025500
Temazepam20501000
Tramadol20501000
Venlafaxine20501000
Zolpidem1025500

Why Choose ETX Diagnostics?

  • 🧪 Highly sensitive detection using the latest methodologies
  • 🔍 Broad toxicology menu covering prescription, illicit, and synthetic drugs
  • 🕒 Rapid result turnaround with clear, detailed reporting
  • 🔒 Full HIPAA compliance and secure systems
  • 📈 Clinical support to help interpret complex results

Industries We Serve

  • Medical clinics and hospitals
  • Substance abuse and rehabilitation centers
  • Occupational health and corporate wellness programs
  • Legal, forensic, and insurance industries

Get Reliable Toxicology Testing Today

Partner with ETX Diagnostics and experience the highest standards in toxicology testing.
👉 Contact Us to learn more or request a consultation!