Concerned individuals have asked the team to provide a representative image of samples that have tested positive.

✅ Remember samples can vary in physical appearance

✅ Testing strips are available online

✅ If unwell please seek medical attention

⚠️WARNING⚠️ 19 Nov 2025

Multiple samples of ketamine circulating in #Manchester have been confirmed, by MANDRAKE, to be contaminated with medetomidine

The GM Drugs Early Warning System has subsequently issued the following warning

If unwell please seek medical attention

💥BREAKING NEWS💥

Many congratulations to Emily Dawber on conferment of her #Masters today. Well done!

Dr RyanMewis, Dr Jim Pritchett & I are extremely proud of your hard work both in your research and for your dedication to @mandrakelab.bsky.social’s harm reduction activities.

💥NEW RESEARCH PAPER💥

Our collaborative work led by Ryan Mewis w/ Matthew Hulme, Jack Marron, Stuart Langley & Sophie Benjamin on the synthesis & crystal structures of 5 fluorinated diphenidine derivatives is available (free) online

Link: journals.iucr.org/e/issues/202...

⚠️WARNING!⚠️ 19 Dec 2024

Following testing by our scientists, a #harmreduction #warning, has been issued by #Greater #Manchester Drugs Early Warning System

Important #medical & #welfare guidance for #nitazene #intoxication

Stay safe and if unwell please seek medical attention

Through our research, we strive to tackle inequalities & enhance people's lives.

Read Ralphs & Sutcliffe @sutcliffeob.bsky.social #Spice “Primer” in The Conversation here: theconversation.com/what-is-spic...

Also read our focus report on #THC vapes here: gmtrends.mmu.ac.uk/wp-content/u...