Former Home Minister Sahara Khatun was shifted to Intensive Care Unit again on Friday morning following deterioration of her condition.
Mojibor Rahman, personal assistant of the Awami League's presidium member, confirmed the matter.
Earlier on June 22, she was shifted to High Dependency Unit from ICU after her condition improved, said Mojibor.
"Her (Sahara Khatun) physical condition deteriorated and she developed an irregular heartbeat this morning," Mojibor said, adding that she was transferred to ICU around 11am.
Sahara Khatun was admitted to city's United Hospital on June 2 as she has been suffering from various old age complications.
And June 19 she was shifted to ICU of the same hospital after her condition worsened.