Two members of a UK expatriate family died at a hospital in Sylhet after five members of the family were found unconscious at rented house in Osmaninagar upazila of the district Tuesday morning, said police.
The deceased were identified as Rafiqul Islam, 50, and his 16-year-old son Mahikul Islam.
Rafiqul Islam’s wife Hosne Ara Begum, 45, his son Sadiqul Islam, 25 and daughter Samira Islam, 20, are undergoing treatment at the intensive care unit (ICU) of Sylhet MAG Osmani Medical College and Hospital (SOMCH).
Sajjad Ahmad, brother-in-law of Rafiqul, said Rafiqul came to the country with his family on July 12 for the treatment of his son Sadiqul.
After staying in Dhaka for six days, Rafiqul rented the house in Tajpur of the upazila on July 18.
Rafiqul with his family slept in one room after having dinner on Monday night and Rafiqul's father-in-law Anfar Ali, mother-in-law Badrunnesa, brother-in-law Delwar Hossain and his wife Shobha Begum and their daughter Sabila Begum, 8, slept in other rooms.
Additional Superintendent of Sylhet Police MD Lutfar Rahman said they rescued the five people in unconscious condition from a house on Mangalchandi road in Tajpur Bazar around 11:30 am after receiving a call from the National Emergency Service 999.
They were rushed to SOMCH where the father and the son died around 2pm, said the official.
SOMCH Director Brigadier General Mahbubur Rahman Bhuiyan said that the bodies were kept at the hospital morgue.
Besides, a medical Board has been formed headed by Professor Shishir Ranjan Chakraborty for the treatment of three others as their condition is very critical, he added.
Superintendent of District Police Farid Uddin said they might have died due to food poisoning. “An investigation is on in this regard.”
A team of Police Bureau of Investigation (PBI) has also reached the spot to collect evidence.
Rafiqul's father-in-law Anfar Ali, mother-in-law Badrunnesa, brother-in-law Delwar Hossain and his wife Shobha Begum were taken to police custody for interrogation.