Gardai in Coolock are investigating reports that two young children aged three and four consumed cannabis jellies.
Emergency services were called to the scene overnight where the boys are believed to have taken the jellies containing the cannabis component THC.
The children were taken to Temple Street Children's Hospital where they're still receiving medical attention.
Gardai say no arrests have been made, and a person, not related to the children, is assisting gardaí with their enquiries.
Officers say they have notified TUSLA, in accordance with protocols.