Phencyclidine (PCP)

Interpretation

• The clearance half-life of PCP averages 15 hours.
• The presence of PCP >LOQ indicates exposure to PCP within 2 to 8 days prior to specimen collection.

Approximate Detection Times

Phencyclidine	LOQ (ng/mL)	Detection Time* up to
Phencyclidine	25	8 days

*These are approximate detection times for the drug or metabolites in urine. The actual detection time depends on dose, frequency of use, and individual metabolism.