• How The Sweat Patch Works

    Insight into the science and testing methods PharmChek® Drugs of Abuse Sweat Patch.

  • Understanding Results

    Find testing methods and cutoff levels, as well as training manuals and technical FAQs.

  • Our Blog

    PharmChek® Drugs of Abuse Sweat Patch News & Updates

  • Research Articles

    Research and scientific articles on the PharmChek® Drugs of Abuse Sweat Patch.

  • Court Cases

    Find court cases involving the PharmChek® Drugs of Abuse Sweat Patch.

  • Technical / FAQ

    Find answers to questions about the PharmChek® Drugs of Abuse Sweat Patch here.

  • Sweat Patch vs Urine Test

    The PharmChek® Drugs of Abuse Sweat Patch provides distinct advantages over urinalysis.

  • Meet Our Team

    From the PharmChem Chief Revenue Officer to your dedicated PharmChek® representative, get to know our entire team.