Testing Locations Nationwide
Urine, Hair, Oral Fluid, Blood
Select the panel that best fits your program's risk profile, compliance or personal needs.
| Panel | Drugs Covered | Best For |
|---|---|---|
| 5-Panel | THC, Cocaine, Opiates, Amphetamines, PCP | Baseline employment screening |
| 7-Panel | 5-panel + Barbiturates, Benzodiazepines | Healthcare & safety-sensitive roles |
| 10-Panel | 7-panel + Methadone, Propoxyphene, Quaaludes* | Expanded coverage (role-specific) |
Fast, simple, and compliant from order to results.
Buy online or by phone. Choose location and donor details.
Visit a nearby collection site with a valid photo ID.
Lab analysis with confirmatory testing and MRO review if needed.
Secure results delivered to the employer or individual.
Ranges vary by substance, frequency of use, metabolism, body mass, dosage, hydration, and lab cutoff levels.
| Drug | Urine | Hair | Blood | Nails |
|---|---|---|---|---|
| Marijuana (THC) | 1-30 days | Up to 90 days | 2-3 days | Up to 3-6 months |
| Cocaine | 2-4 days | Up to 90 days | 1-2 days | Up to 3-6 months |
| Opiates (Codeine, Morphine, Heroin) | 1-3 days | Up to 90 days | Up to 24 hours | Up to 3-6 months |
| Amphetamines (incl. Methamphetamine) | 1-3 days | Up to 90 days | 1-2 days | Up to 3-6 months |
| PCP (Phencyclidine) | 1-7 days | Up to 90 days | 1-3 days | Up to 3-6 months |
Screening at SAMHSA-certified laboratories with confirmatory GC/MS or LC-MS/MS testing as needed.
Every non-negative screen is reviewed by a Medical Review Officer. Chain-of-Custody Form (CCF) maintained end-to-end. DOT collections and results reporting follow 49 CFR Part 40 when specified by the employer/order.
Karnack, Texas, is a small unincorporated community nestled in the northeastern part of Texas, in Harrison County. Known for its close proximity to the scenic Caddo Lake, Karnack offers a serene setting surrounded by natural beauty. This community is rich in history and has a charm that attracts residents and visitors alike.
The population of Karnack is relatively small, contributing to its tight-knit community feel. Residents often enjoy the laid-back lifestyle typical of a rural Texas town. The demographic composition of Karnack reflects the diversity of Texas, encompassing various age groups and cultural backgrounds that contribute to the town's unique identity.
Karnack's history is highlighted by the diverse industries that have shaped its development over the years. Agriculture played a significant role in the early economy, with many residents historically engaged in farming activities. Today, Karnack balances preserving its historical roots while embracing opportunities for modern growth.
Education in Karnack is supported by the Karnack Independent School District, which provides educational services to children in the area. The focus on education underscores the community’s commitment to nurturing future generations, ensuring they have the resources and opportunities to succeed.
The community's location near Caddo Lake offers abundant outdoor recreational opportunities. Visitors and residents can engage in activities such as boating, fishing, and birdwatching. The area's natural beauty is complemented by a rich array of wildlife, drawing nature enthusiasts year-round.
Karnack is also historically significant for being the birthplace of Lady Bird Johnson, the former First Lady of the United States. Her legacy adds a layer of cultural richness to the community, celebrating her contributions to nature conservation and the beautification of public spaces.
The small-town ambiance of Karnack fosters a welcoming and friendly atmosphere. Community events and local gatherings play a pivotal role in bringing residents together, strengthening bonds, and building a resilient community spirit that characterizes life in Karnack.
Texas, the second most populous state in the U.S., boasts a diverse culture influenced by its rich history and wide-ranging demographics. With over 29 million residents, Texas offers a blend of urban and rural life, featuring bustling cities like Houston, Dallas, and San Antonio, alongside vast landscapes including deserts, forests, and coastlines.
The state's economy is robust, driven by industries such as energy, technology, and agriculture. Texas is a leading oil producer, contributing significantly to the nation's energy sector. Additionally, it is home to a burgeoning tech industry, with Austin known as a tech hub, attracting numerous startups and established companies.
Education in Texas is an important facet of its identity, with several renowned universities. The University of Texas and Texas A&M University are both notable for their research contributions and vibrant campus life. The state's commitment to education is evident in its vast network of public schools and institutions.
Rich in history, Texas proudly maintains its heritage, celebrated through numerous festivals and cultural sites, drawing millions of tourists annually. The Alamo, a symbol of Texan pride and independence, is one of the state's key attractions, telling the story of its fight for autonomy within a dynamic national landscape.
