The two other babies died around 3 am and 6 am on Friday respectively showing similar ailments.
Unconfirmed sources claimed 119 babies have died so far of either adenovirus or pneumonia showing symptoms of fever, cough and lung infections with breathing distress since January.
Chief minister Mamata Banerjee who also heads the health department claimed that so far 19 babies have died in the state.
The wards in the hospital are said to be flooded with sick children, some of whom are need to be shifted to ICU, reportedly.
viral infections government has increased beds for paediatric care in different hospitals like Dr BC Roy Institute of Paediatric Science (DBCRIPS), premier staterun hospital for child care in the eastern region, Medical College Hospital (MCH) and Infectious Disease (ID) Hospital
Mamata Banerjee had said this is a seasonal surge with no reason to panic
Only two babies died of adenovirus infections in Bengal out of 12 babies deaths recorded in the state during last one month so far.
The Hooghly district health department has sounded alert on the increasing number of acute respiratory infections among children.
Adenoviruses are very contagious and can spread when someone who has infected coughs with sneezing. Droplets of an adenovirus-affected patient fly into air and land on surfaces.