Exeter police say the problem of legal highs can't be tackled properly until legislation to ban them is introduced.
They're calling on whoever wins the General Election to move forward with proposals for new laws, drawn up under the Coalition government.
Locally the substances have led to at least one death as well as many incidents of violence and anti-social behaviour.
Leisure company gets £975,000 loan from council
It's yet to pay back £1.6 million
Massive Exeter student flats block gets the go-ahead
'It's a gateway site, so it needs a gateway building'
Giant solar plan on hold
It would cover 2,700 acres near Holsworthy
Rare King Colobus monkey born at Paignton Zoo
Second endagered monkey born in Devon
Torquay man jailed for cannabis smuggling plot
5 years for Leon Day
20-year healthcare partnership in Torbay under threat
Calls for Trust to think again
