There are other ways of creating your immune system and the very best is from your mother's milk. Even as an adult you can greatly improve your immune system without drugs or strange diets. Read about that here. Measles is a disease which helps build your immunity against future attacks of the same illness. When your body is healthy your immune system should handle any germ without need of antibiotics.
Colostrum is mother's milk during the first few days of breastfeeding.
That is a dangerous lie. Once you have these transfer factors in your body, your body then handles diseases, like measles, in the normal natural way. It turns out, that people who are often sick, have germs that the immune system couldn't recognize. You may need what is contained within colostrum to fight every germ you ever get invade your body. You will not fear a second attack of measles then.