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There's no harm in finding out about drugs
Our A to Z of drugs will show you what drugs look like, the risks of taking them and the slang names drugs go by and information about the legal penalties for possessing and supplying drugs.
If you don't find what you're looking for you can always ring the DAN 24/7 helpline on 0808 808 2234 and talk confidentially to an advisor.
A to Z Index of Drugs:
Search Drug Terms:
Poppers in a small bottle
Information about Drugs
If you want to find out more about a specific drug then you can view information by clicking its name from the list below.
If you don't see the drug name you are looking for then it may be a slang term or another common name for the drug so try using our index of drug names, terms and phrases in the center of this page.
Names, Terms & Phrases 'H'
This list contains common drug terms, slang names and scientific names beginning with 'H'. Click an item to view more information.
H - Heroin
Hardball - Temazepam
Hash - Cannabis
Hashish - Cannabis
Haze - Cannabis
Hemp - Cannabis
Herb - Cannabis
Heroin - Drug Information
Horse - Heroin
You can view the full index of drug terms here.
More information about drugs
Below are links to pages containing more information about drug classifications and how they work in the body.
How are drugs taken?
The methods used to get drugs into the body vary depending on drug used and the form which it takes. Below are fact sheets detailing the risks associated with the 4 main methods.
If you have a question about drugs or alcohol use that isn't answered on our website then you can call DAN 24/7 confidentially on 0808 808 2234 at any time and ask an advisor for help.