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Essential testing, pronto.
Drug, alcohol, lab, and federal fingerprinting services delivered with top-tier care. Accurate. Reliable. Available when and where you need us — across the Rio Grande Valley.
SPECIMEN ID
PTL-2026-04891
4.8 / 5
Google rating · 72+ reviews
HIPAA
PHI encrypted in transit & at rest
WCAG 2.1 AA
Accessible to every client
24/7
Mobile service available
What We Do
Comprehensive testing.
One trusted partner.
From routine pre-employment screens to complex federal panels, we handle the testing so you can focus on your business.
DOT Drug Screen
Department of Transportation-compliant drug screening for safety-sensitive employees.
View detailsNon-DOT Drug Screen
Pre-employment, random, post-incident, and reasonable-suspicion testing for any employer.
View detailsBreath Alcohol Test
Evidential-grade breath alcohol testing with same-visit results, performed by trained BATs.
View detailsHair & Oral Fluid
Extended detection windows and observed collection for hair follicle and saliva tests.
View detailsFederal Fingerprinting
FBI-channeled fingerprinting for licensure, employment, and federal background checks.
View detailsLab Work
CLIA-certified clinical laboratory work with rapid turnaround and electronic results delivery.
View details24/7 Mobile Service
On-site testing at your job site, accident scene, or home — anywhere in the Valley, anytime.
View detailsA La Carte Lab Tests
Choose individual lab tests starting at $8 — over 50 tests available.
View details
The Process
From sample to result in three steps.
Submit a Sample
Walk in to our McAllen lab, request mobile service, or schedule online — your choice. We collect, label, and chain-of-custody every specimen.
We Test
Our certified technicians process your sample with hospital-grade equipment and SAMHSA-certified lab partnerships for confirmations.
Results in Your Portal
The moment results are published, you’re notified by email or SMS. Sign in to view, download, or share — securely from any device.