I gave the vaccine to my baby. It's a 16 month vaccine. But on his left leg where the vaccine is given there is a hard node appeared. It became hard. What to do ?

A. You should actually go ahead with doing hot compress now as that is going to be a good option for you and that’s a right thing to do to melt in that lump that has been formulated but you should check with your doctor as well which would be very good for you to