The Best in Price, Quality and Service

San Diego Reference Laboratory (SDRL) is a full-service, client-focused analytical biomedical testing laboratory.

We have been a leader in the toxicology and clinical laboratory testing field for over twenty-five years and a pioneer in methadone drug testing since 1993.

Our mission is to provide the highest quality of testing, superior customer service and competitive pricing to a broad range of clients throughout the United States. We are dedicated to meeting the needs of our customers by delivering comprehensive clinical and drug testing toxicology services with a commitment to accuracy, expediency and accessibility that is unsurpassed.


     Among the services offered by SDRL are:

   Some of the common drugs we test for include:  
  • Methadone
  • Methadone Metabolite
  • Buprenorphine
  • Amphetamine
  • Methamphetamine
  • Codeine
  • Morphine
  • Hydrocodone
  • Oxycodone
  • 6-Acetylmorphine
  • LSD
  • Barbiturates
  • Benzodiazepines
  • Cocaine
  • Cannabinoids (THC)
  • Phencyclidine
  • Propoxyphene
  • SOMA
  • MDMA/MDA (Ecstasy)
  • Alcohol
  • Ethyl Glucuronide (EtG)
  • Tramadol
  • Dextromethorphan
  San Diego Reference Laboratory offers the best in price, quality and service! For drug test pricing, additional information or to make SDRL your toxicology and clinical drug testing partner, please contact us.