FAQ’s
General FAQ’s
Frequently Asked Questions
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1What is the difference between a rapid drug screen performed at your store location, and a drug screen sent to a laboratory?
At First Lab, rapid screenings conducted on-site or at our partner laboratory use the same enzyme-linked immunoassay method. In the lab, these screenings are performed using an automated process. If a lab-based…
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2What does “non-reactive” mean?
“Non-reactive” means no antibodies or infections were detected, indicating a negative result.
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3Where can I find more information about sexually-transmitted diseases (STDs)?
For more details on specific STDs, visit the Centers for Disease Control and Prevention website.
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4How is the lab test performed?
At First Lab, a medical assistant or phlebotomist will collect your sample, label it, and send it to our accredited lab for analysis. Results are usually ready within 24–72 business hours, and…
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