Question
A newborn weighing 5.4 kilograms was vaccinated against Hepatitis B and soon after returned home to breastfeed, they vomited. Their forehead was cool, as was their nose, and their face seemed a bit blue. What could this be? Besides bathing him before vaccination, we also went ice skating, which might…
Answer
The Hepatitis B vaccine is a special medication used to prevent Hepatitis B. Generally, receiving the Hepatitis B vaccine does not interfere with daily life, and to date, there have been no reports of severe side effects following vaccination. A very small number of people may experience mild reactions such as redness, swelling, hardness, pain, or numbness at the injection site, fever, nausea, vomiting, fatigue, or rash, which usually resolve naturally within 1 to 3 days.