Police have issued a warning over MDMA tablets after six teenagers were taken to hospital.
The 13-year-olds were taken to Crosshouse Hospital in Kilmarnock after falling unwell at around 6.25pm on Saturday and were kept in overnight for observations.
Police in Ayrshire said they believed the teenagers, who all knew each other, may have taken a type of MDMA.
Detective Inspector Fraser Normansell, said: "Police were informed of six children who had been taken to Crosshouse Hospital after taking unwell.
"One line of enquiry is that they had taken a type of MDMA tablet, believed to be red, green or brown in colour bearing an owl logo.
"We want to remind the public that any drug can be dangerous and that you are putting your health at risk if you do take anything unknown to you.
"Anyone who feels unwell, or knows anyone who appears unwell after taking these substances should seek medical treatment as soon as possible."