Product names include: Valium, Ativan, Mogadon (‘moggies’), Librium, Rohypnol, Normison.

Chemical names include: diazepam, lorazepam, nitrazepam, chlordiaze-poxide, flunitrazepam, temazepam (‘maggies’)

Tablets or capsules that are swallowed.

• calm users down and slow them down mentally;

• relieve tension and anxiety;

• high doses can make users drowsy and forgetful.

• some tranquillisers are addictive extremely dangerous if mixed with alcohol;

• some tranquillisers cause a temporary loss of short-term memory;

• users trying to quit may suffer panic attacks;

• it is very dangerous to inject tranquillisers.