Dogs and cats are routinely vaccinated against rabies. Since these dogs are largely not vaccinated, they frequently carry rabies. Populations that have been vaccinated against measles had a significant reduction in otosclerosis. Seek medical attention if the cat has not been vaccinated against rabies. The woman had been vaccinated for measles and was taking immunosuppressive drug for another condition. The vaccine is effective, providing successful immunogenicity in about 95% of vaccinated persons. More than three million Africans were vaccinated against smallpox. Both animals kept as pets and animals raised as livestock are routinely vaccinated. Instead, susceptible pregnant women should be vaccinated as soon as possible in the postpartum period. The same study found no increased risk in adults who were vaccinated with Pandemrix. When a sufficiently large percentage of a population has been vaccinated, herd immunity results. Otherwise simply women of childbearing age can be vaccinated. Pasteur wrote that he had successfully vaccinated 50 rabid dogs before using it on Meister. More than 100,000 people have been vaccinated against Ebola . If a person is vaccinated again later, immunity lasts even longer.