Over 100 persons were still undergoing treatment in different hospitals in the state capital.
"Till now 12 deaths have been reported from King George Medical University, two each from Balrampur hospital and Malihabad and one from Ram Manohar Lohia Hospital," Chief Medical Officer, Lucknow, SNS Yadav told PTI.
He said these deaths do not include seven in Unnao and three elsewhere.
"Patients still undergoing treatment include 61 in KGMU, 17 in Balrampur, 20 in civil hospital and 16 in Lohia hospital. 17 patients are under observation," Yadav said.
The hooch tragedy occurred in Kharta and other villages in Malihabad area of Lucknow and Talasarai village in Hasanganj area of Unnao district yesterday.
Seven persons, who consumed illicit liquor in Datli village in Malihabad, died in Talasarai village in adjoining Unnao district, Station in-charge, Hasanganj, Pradeep Yadav had said.