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ChildGuard Videos

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ChildGuard Infographics

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ChildGuard Poster Presentations

Demethylated Metabolites of Oxycodone and Hydrocodone in Human Hair and Nail Specimens

Detection of Trace Buprenorphine and Norbuprenorphine in Human Hair Using Enzyme-Linked Immunosorbent Assay (ELISA)

Detection of Trace Naltrexone and 6β-Naltrexol in Human Hair Using Enzyme Linked Immunosorbent Assay (ELISA)

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USDTL ChildGuard Test In the News

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ChildGuard Announcements

ChildGuard® 13: Extended Panels for Environmental Exposure Testing

21-Mar-2022

New Cannabinoids for ChildGuard Testing – Delta-8 THC, Delta-9 THC, Delta-10 THC

19-Feb-2024

To provide you with outstanding drug testing service, we are transitioning several hair and nail cannabinoid confirmation methods from GC-MS to LC/MS/MS beginning February 19, 2024. The following cannabinoids will be updated/added to ChildGuard® testing: delta 9-THC, delta 8-THC, delta 10-THC, and cannabidiol (CBD).

Xylazine & Psilocin Testing in Hair/Nail, Gabapentin & DXM Testing in Urine, And More Cannabinoids in ChildGuard®

19-May-2025

We are excited to announce new offerings and improvements to our testing coming on May 19, 2025.

Report Change Notification

18-Apr-2016

Quantity Not Sufficient (QNS) Explained

02-Mar-2016

Updated Policy Regarding Insufficient Specimen Volumes Updated Collection Instructions

01-Apr-2015

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ChildGuard Articles

On The Level: Screening and Confirmation Testing Explained 01-Aug-2017

Quantity Not Sufficient 11-Nov-2016

A Testimony from the field: Use The Right Test to find the Best Answer 28-Jul-2016

The Use of Hair Exposure Testing (ChildGuard®) in the Evaluation of Child Physical Neglect/Drug Endangerment 21-Mar-2016

High Yield Determinations 01-Dec-2015

The Shelter of the Law 01-Dec-2015

Workplace Testing Rules Are Poor Governance For Environmental Exposure Analysis in Child Samples 01-Jan-2014

Fatty Acid Ethyl Esters: A New Method to Detect Heavy Alcohol Consumption in Hair 01-Jun-2005

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USDTL ChildGuard Research

The detection of cocaine in hair specimens using micro-plate enzyme immunoassay 01-May-1999

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USDTL Assisted ChildGuard Research

Afghanistan Treatment Center Study: Children’s Hair, Oral Fluid, and Urine Drug Testing 14-Nov-2014

Opium Smoke: The Study of Second- and Third-Hand Exposure in Women and Children of Afghanistan 01-Apr-2010

Prenatal Cocaine Exposure: an Examination of Childhood Externalizing and Internalizing Behavior Problems at Age 7 Years 12-Feb-2009

Learning Disabilities and Intellectual Functioning in School-Aged Children with Prenatal Cocaine Exposure 12-Feb-2009

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Foundational ChildGuard Research

Heavy in utero ethanol exposure is associated with the use of other drugs of abuse in a high-risk population 21-Dec-2009

The efficacy of hair and urine toxicology screening on the detection of child abuse by burning 01-Jul-2009

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