BNP Senior Joint Secretary General Advocate Ruhul Kabir Rizvi was admitted to Square Hospital in the capital on Tuesday.
His personal assistant Arifur Rahman Tushar said the BNP leader was taken to the hospital around 3:00 pm due to breathing difficulties.
He said Rizvi has been suffering from fever, cold and respiratory problems for the past few days.
On behalf of Rizvi and his family, Tushar called upon people across the country to pray for the BNP leader’s early recovery.