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Path :   psychoactives >  testing
Erowid is a one-of-a-kind resource
We are an educational non-profit dedicated to providing a balanced
examination of psychoactive drugs and drug use--to reduce harms,
improve benefits, and support appropriate policies. The site is made
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Drug Testing Information
Alcohol Amphetamines Barbiturates Cannabis Cocaine
DXM GHB Ibogaine Ketamine LSA
LSD MDMA (Ecstasy) Mescaline Methamphetamine Mushrooms
Opiates PCP Salvia 2C-B 5-MeO-DMT


Drug screening tests are notoriously unreliable with false positives being common. They must always be backed up by a more sophisticated GC/MS confirmation before being considered conclusive. Drug testing laboratories generally do perform this extra confirmation step.