Najaf Civil Defence Department announced in a statement that 43 Iranian pilgrims suffered from smoke inhalation when a fire broke out in al-Qabtan Hotel in the holy city.
The statement added the incident has been reportedly caused by an electrical malfunction and civil defence teams are trying to contain the fire.
The injured people are being treated at the hospitals of the Iraqi city, a Farsi report by Al Alam said.
Governmental offices and business centres in Baghdad and several other provinces experience similar problems every now and then while civil defence authorities say they are caused by electrical malfunction.