Write down some drugs that are being used as depressant, stimulant, or psychoactive in their action upon the nervous system.

Stimulants: Amphetamines , Cocaine , Pseudoephidrine, Nicotine , Caffeine

Depressant: Alcohol , Major tranquilizers , Benzodiazepines (e.g. Valium, Temazepam), Opioids (heroin, morphine) , Volatile substances (can also be classified as 'other' (glue, petrol, and paint).

Psychoactive: LSD , Psilocybin (magic mushrooms) , Mescaline (peyote cactus)

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