Three youths died in Bhakhi, a suburban village of Feroze Wattwan, Sheikhupura, after they consumed toxic liquor on Thursday, reported 24NewsHD TV channel.
All three were shifted to District Hospital, Sheikhupura, but did not survive.
The deceased were identified as Shahzad, Gulfam and Ghaural.
Police started the investigation after taking the bodies into their possession.
Reporter: Usman Rauf