Please note that this website has a UK government accesskeys system.
Naphyrone, often known as 'NRG1', and related substances have been banned and made Class B drugs, as of Friday 23 July 2010.
Naphyrone and 'legal highs' - get the facts from Talk To Frank
The decision to make Naphyrone illegal was based on the recommendation of the Advisory Council on the Misuse of Drugs (ACMD).
The ACMD found that the substance, often labelled '100 per cent legal' or 'plant food', has considerable potential for misuse and accidental overdose.
Likely harmful effects of Naphyrone include:
Minister for crime prevention James Brokenshire said: "I want to send a clear message to anyone considering buying a 'legal high' – just because they are advertised as 'legal' does not mean that they are safe and they may not be legal.
"You are putting your health at risk and could be committing a criminal offence."