At least three men died in the last two days with what appeared to be Covid-19 in Madaripur and Noakhali.
In Madaripur town, a 40-year-old man of Housedi area died at the isolation ward of Madaripur General Hospital yesterday morning.
He was admitted to the hospital on Wednesday with fever and breathing difficulties, but the symptoms kept getting worse afterwards, said Ikram Hossain, upazila health and family planning officer.
The man recently visited Dhaka and had been suffering from fever since then, he added.
Samples were taken after he died and he had been buried as per the World Health Organization guidelines, Civil Surgeon Shofiqul Islam said.
In Noakhali's Sonaimuri, two elderly men died with fever and persistent cough on Thursday.
A 65-year-old resident of the municipality died at his home around 7:00am a few days after developing the symptoms.
Health officials could not collect his samples as he was buried quickly. But samples of his five family members were collected, said Reaz Uddin, health and family planning officer in Sonaimuri.
In a separate incident, a 58-year-old man died with the symptoms at his home in Ambornagar union around 11:00am. His samples were collected.
Reaz added that both of their houses were locked down.
Our Faridpur and Noakhali correspondents contributed to the report.