The deceased had consumed excessive amount of homemade alcohol at a local bar named Ramdaiya Bhawani at Dhanusadham Municipality-5 in Dhanusha district.
According to doctors, the drinkers had consumed methyl alcohol, which is poisonous.
On Saturday, police arrested seven persons for selling homemade liquor. Those arrested have been identified as Jagat Narayan Mandal, Nabin Yadav, Chathiya Devi Mandal, Jaya Kumar Yadav, Sital Devi Yadav, Ghuran Yadav, and Ram Nandan Shah.
In Province 2, illegally-made liquor is sold everywhere including at the district headquarters Janakpur. Almost two years ago, seven persons had died after consuming moonshine at Kamala Municipality-6 in the district.