Is it safe to get the hepatitis b vaccine while pregnant or as a small child?

Yes, and recommended: If you have not been vaccinated, it is strongly recommended, and all children should receive the vaccine. If you are not vaccinated, and are exposed to the infection, you can develop liver disease and/or cancer.

Non-toxic: This vaccine is made by creating a material in the lab that replicates components of the viral cell wall. Injection of the material allows the body to create blocking antibody without having the disease. It is not toxic to you , a fetus during pregnancy , or a newborn or older kid.