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Illegal drug interactions

 

Drug
Effects when mixed with alcohol
Amphetamines (speed)

Effect: Stimulant

Temporary arousal

Increases amount of alcohol needed to feel intoxicated (gives a false sense of sobriety) – increased risk of overdose

Reduced co-ordination

Intensified come down

Increased risk of heart failure

Cannabis

Effect: Depressant / hallucinogenic

Decreased alertness, motor and cognitive abilities

Increased negative effects - vomiting, panic, anxiety, and paranoia.

Unpredictable and effects of both drugs may be intensified

Cocaine / crack cocaine

Effect: Stimulant

Temporary arousal

Increases amount of alcohol or cocaine needed to feel intoxicated (gives a false sense of sobriety)

Reduced co-ordination

Intensified come down

Increased risk of heart failure

When mixed with alcohol creates a poisonous substance in the liver called cocaethylene, which is associated with a greater risk of sudden death than in cocaine alone

Ecstasy / ‘E’ / MDMA

Effect:

Unpredictable and effects of both drugs may be prolonged

Increased dehydration of the body. Ecstasy-related deaths often involve alcohol.

Worse ‘come down’ from E

 

GHB / GBL

Effect: Depressant

Extreme central nervous system depression - – breathing and heart affected

Impaired co-ordination, reaction time and memory loss

Risk of overdose

Ketamine

Effect: Depressant / hallucinogenic

Increased risk of liver damage

LSD

Effect: Hallucinogenic

· Unpredictable and effects of both drugs may be intensified

Magic mushrooms:

Effect: Hallucinogenic

Unpredictable and effects of both drugs may be intensified

Heroin

(For methadone, see medication interactions)

Effect: Depressant

Extreme central nervous system depression

Impaired co-ordination

Increased risk of respiratory depression (very low breathing rate)

High risk of overdose

Impairs gag reflex meaning an increased risk of choking if you vomit

Methamphetaine, Meth

Effect: Stimulant

 

Nitrates, poppers

Effect: Stimulant

Extreme dizziness or fainting

Solvents

Effect: Stimulant

Can experience transient facial reddening; similar to ‘hot flushes’

 

 

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