What causes children to drool after immunization?

Drooling in children after vaccination can be considered a feverish phenomenon caused by an allergic reaction, but it is also possible that it is not directly related to the vaccination itself and is caused by the eruption of the baby’s teeth or the presence of neurological damage.
Vaccination stimulates the immune system to produce appropriate antibodies. Therefore, during vaccination, children are susceptible to adverse reactions such as allergy, fever or localized redness and swelling. Therefore, it cannot be ruled out that it may stimulate drooling in children, which is a common vaccine side effect.
The symptoms of drooling in some children after vaccination are not necessarily directly related to the vaccine itself. When children are in the period of tooth eruption, it may also lead to the phenomenon of drooling, which is a normal physiological manifestation and does not require special treatment.
However, when a child has congenital nerve damage or neurodevelopmental deficiencies, it may also cause drooling, so go to the hospital for further screening and targeted neurological treatment.
Children drooling after vaccination, there may also be other reasons, it is recommended to go to the hospital in time to improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.