Vaccine for combating salmonella choleraesuis infection

摘要

A vaccine compn. comprising the attenuated strain of Salmonella choleraesuis ATCC 15478 or 15479 and a pharmaceutically acceptable diluent. The compn. may be stored as a freeze dried culture and is preferably used as an injectable vaccine. Vaccine for the prevention of Salmonella choleraesuis infection (paratyphoid) in pigs. The injectable vaccine should contain 108-109 viable bacteria per ml. In 8-week old pigs a single dose of 1-10 mls. can be used.