(CNN) At least 25 people were killed and 74 injured after a fire engulfed a 22-story building in the Bangladesh capital Dhaka.

Firefighters battled to save people trapped by Thursday's blaze as it ripped through the FR Tower in the Banani commercial district.

Of the 25 people who perished, seven died while jumping or trying to escape from the upper floors, Additional Deputy Commissioner Abu Bakar Siddique of the Dhaka Police told CNN.

One of the dead was confirmed to be a Sri Lankan national, Dhaka Fire Department spokesperson Shajahan Sikder told CNN.

The injured, who include four firefighters, were being treated at five hospitals around the city.

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