There are different types of reaction of immunization register in the child after vaccination. Depends on the types of body, the immunization in child have different effects like fever, rashes and swelling and redness etc. In some exceptional cases the immunization has sever reaction on the child body.
Generally majority of the child has common reactions like fever, rashes or swellings. It is important to note that there is no significant side effect of immunisation.
As per the guidelines, some vaccines like DTP are advice to give under the DTaP to avoid the side effect. You must have to follow the doctor advice and go for the vaccination is the better way to solve your problem.