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DRUG TESTING IN
GUAM

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Drug & Alcohol Testing in Guam

Regional Exam Services Guam (ResGuam) provides reliable and confidential drug testing services in Guam for individuals, employers, schools, government agencies, and safety-sensitive industries. We follow strict chain-of-custody procedures and work with accredited laboratories to support accurate and defensible results.

Urine Drug Testing

ResGuam offers standard and extended-panel urine drug testing for workplace compliance, pre-employment requirements, school testing, and general screening needs. Every test follows secure specimen collection and handling procedures. Results from lab-based urine drug tests typically take 5–7 business days.

Rapid Drug Testing

Rapid drug testing provides same-day preliminary screening results using professional instant testing devices. When laboratory confirmation is required, results typically take 5–7 business days.

Pre-Employment Drug Testing

ResGuam provides pre-employment drug testing in Guam for new hires, contractors, volunteers, and other individuals who must complete employer-required screening.

​Post-Accident Testing

​Available for workplace incidents, transportation events, and injuries requiring immediate drug and alcohol evaluation.

​After-Hours Testing

ResGuam offers flexible after-hours drug and alcohol testing for urgent employer needs, workplace incidents, safety-sensitive positions, and other testing requirements. Contact us to confirm availability.

School & Sports Drug Testing

We provide drug testing services for schools, athletic programs, youth organizations, and students completing scholarship or program requirements.

​Traffic Clearance Retrieval

ResGuam assists individuals and employers with traffic clearance retrieval in Guam for employment, licensing, administrative, and other documentation requirements.

Non-DOT Drug Testing

​ResGuam offers customizable non-DOT drug testing panels for private employers, workplace testing programs, individual testing, and general screening needs.

OPENING HOURS

Monday - Thursday: 8:30am – 1:30pm 

Friday: 8:30am – 11:30 am

Closed Weekends & Fed Holidays 

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We're on the same side as St. Anthony Catholic Church

545 Chalan San Antonio, Ste. 308

Tamuning, Guam 96913

671-864-9788​​​​

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