Do not retain this copy. Only the online version of a guideline is guaranteed to be up to date.

Indicative quantities

Heroin, cocaine – 5g
Ecstasy – 13 tablets
MDMA – 5g
LSD – 170 squares
Amphetamine – 20g
Cannabis – 100g
Ketamine – 5g
Synthetic cannabinoid receptor agonists (for example ‘spice’) – very small quantity