The use of BCG vaccine has been controversial for decades, however BCG is the most widely used vaccine in the world. There are different policies regarding the use of BCG in different countries and region of the world, with different vaccine preparation. Where BCG is used, the vaccine is most commonly administered at birth or in the first of life, and in some regions, multiple revaccinations ha…
One hundred and nineteen employees and students of Bonn University Hospital were examined about effect and side effects of two kinds of hepatitis B vaccine produced by genetic engineering's method. Both of vaccine were highly effective. Vaccine B5 provided higher titer anti-Hbs. The frequency of side effects after the first vaccination with Vaccine A5 was higher. Against of that the intensity o…