Our advice is - just because it says 'legal' on the packet does not mean it is safe. These products are usually made from chemicals that can have a serious effect on your health.
People appear to be suffering some particularly nasty side effects to this substance, Salvia, and we are concerned that there appears to be a quantity of it circulating in the Ashington area at this time.
If you are in possession of this substance do not use it - and if you have taken it seek medical assistance at once.
More top news
Downing Street is likely to confirm that the UK will fund extra security guards at the Eurotunnel perimeter.
Very warm in the southeast tomorrow
An astronaut on the International Space Station has shared his experiences from outer space in the first Twitter chat from the craft.