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We are excited to announce the addition of xylazine and psilocin to our hair and nail testing menus; the addition of extended cannabinoid options for our ChildGuard® testing menu; and the addition of gabapentin and dextromethorphan to our urine testing menu. These substances can be ordered beginning May 19, 2025.

Click here to learn more about our new testing options.


For more information on hair testing click here, for more information on nail testing click here, for more information on ChildGuard® testing click here, and for more information on urine testing click here

USDTL Forensic Blog

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