Not common in workplace primarily because of the severe disorientation that occurs.

There are four phases to PCP abuse:

• Acute toxicity causing combativeness, catatonia, convulsions, and coma. Distortions of size, shape, and distorted perception are common.
• Toxic psychosis with visual and auditory delusions, paranoia and agitation.
• Drug induced schizophrenia.
• Induced depression, which may create suicidal tendencies and mental dysfunction.