Drug Testing

ADDICTION

How Long Does PCP Stay in Your System? Urine, Blood and Drug Testing

PCP can remain detectable after intoxication ends. Learn urine and blood testing, chronic-use detection, false-positive screens and confirmatory toxicology.

ADDICTION

How Long Does Hydrocodone Stay in Your System?

Hydrocodone has an immediate-release half-life of about 3.8 hours, while SAMHSA lists a typical urine detection window of about 2 days. Learn how urine, blood, oral-fluid and hair testing differ.