The Metropolitan Police said it was so far aware of nine cases in the Camden area of north London. None of those taken ill have died, although the force said it continued to "monitor the situation".

The Metropolitan Police say they will keep investigating until synthetic heroin is driven off the streets of Camden after nine people fell ill ...

Police officers and partner organisations, including Camden Council, continue to investigate a series of incidents in which drug users in the Camden area have become unwell after taking what they ...

Police say they will keep investigating until synthetic heroin is driven off the streets after nine people fell ill in a single day. The Metropolitan Police said 33 people were taken ill after ...