At least eight people died after consuming toxic liquor in Mehmoodabad, Azam Basti area of the city on Sunday.
Police sources said 12 persons were shifted to Jinnah and Mehmoodabad hospitals after consuming toxic liquor.
The victims were identified as Kashif, Boota Masih, Bashir Masih, Atif, Siddiq, Younus, Victor and Shahzad.
Police said they were searching for the factory and the salesmen involved in he production and sale of toxic liquor.