"Quality assurance is not something that is applied to illicit drugs, a fact that is supported by forensic analysis.
"You have no idea what you may have taken or the effect on your body. Drug dealers do not care what they are peddling, they are only interested in making money and do not care about the devastating effects of incidents like this may have on the local community and the families of those concerned.
"The circumstance of this death is something we are actively investigating and would like to assure the public that we will take every opportunity to report the persons responsible for supplying such a substance."
More top news
Should a 20mph limit become standard on inner-city roads? Take our poll to give us your thoughts.
Speaking to ITV Border, Lord Sutherland of Houndwood criticised the Higher Education Governance (Scotland Bill).
There is an urgent appeal for volunteer drivers to help transport the donated goods to refugees in Calais