The victims are Shirin Akhter, 35, wife of Abdul Kuddus, his mother Kulsum Begum, 60, his mother Kulsum Begum, 60, his son Yusuf Ali, 5, younger brothers Abdus Sattar, 30, and Anwar Hossain, 27, Anwar’s wife Suma Begum, 24, and his son Al Amin, 3.
Locals said Kuddus went to his insecticide shop at Futkibari Bazar after taking launch. As he felt drowsy, he returned home after closing the shop for taking rest.
However, he found all of his family members lying unconscious and called neighbours.
Later, they were taken to Sadar Hospital, they added.
Dr Sirajuddoula, resident medical officer of the hospital, said all of them are out of danger but it will take some time for them to return to the normalcy.
He also said they might have fed with food or water laced with sedatives.