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2C-B (& other 2C-type drugs)
Alcohol
Amphetamines
AMT
Anabolic steroids
Benzodiazepines
Betel nut
Buprenorphine
BZP
Caffeine
Citalopram
Cocaine
Codeine
Dimethyltryptamine
DXM
Ecstasy
Gabapentin
GBL/GHB
Heroin
Hydromorphone
Inhalants
Ketamine
Khat
Kratom
LSD
Marijuana
mCPP
MDA
Mephedrone
Mescaline
Methadone
Methamphetamine
Methoxetamine
Methylone
Methylphenidate
Morphine
Naltrexone
New psychoactive substances
Nitrites
Nitrous oxide
NRG-1
Opium
Oxycodone
Phenazepam
Phencyclidine
Piperazines
PMMA/PMA
Psilocybin
Rohypnol
Salvia divinorum
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CNS
the Central Nervous System, upon which certain drugs act