The HSE is warning about new, stronger types of ketamine and high-strength MDMA in circulation.
It says anyone using drugs should be aware there are substances on the street which carry serious health risks.
Festival goers are being advised if they 'choose to use', be cautious: avoid mixing drugs, and watch for warning signs like confusion or overheating.
They're being advised if they 'choose to use', be cautious: avoid mixing drugs, and watch for warning signs like confusion or overheating.
The HSE will have drug surrender and test points at a number of festivals this summer - with more information available at drugs.ie.