Wellington-Guelph Drug Strategy is issuing a health alert after 13 substance related poisonings has occurred between August 2nd-August 7th.
Evidence from the Scatr drug testing machine suggests a meth supply might be contaminated with synthetic opiates with three cases being identified in the last week.
Wellington-Guelph Drug Strategy is urging those who use drugs to carry naloxone, avoid using alone and start low and go slow.