Frequently Asked Questions

Test Information

Chain of Custody Test

What does Chain of Custody mean?

My urine drug test is not valid because it is dilute. What does this mean?

Why would I need to do a Chain of Custody test?

What is a false positive drug test result?


Do I need an appointment for a test?

Chain of Custody tests need an appointment.

Walk-in Tests

Laboratory Location

Patient Reception

Location of Patient Reception


On-site Payment

Payment cannot be made at the laboratory

Online Payment

Payment by credit and debit cards, and PayPal

Paying by bank transfer


How long do the results take?

Urine drug tests take 2 working days for a negative result.

Can I get results the same day?