[Controlled results of the oral anticholera vaccine from the Institut Pasteur during the Shaba-Zaire epidemic in 1983].

Pasteur Institute oral cholera vaccine has been evaluated in the district of Malemba NKulu (Zaire). A cholera epidemic began 7 months after the vaccination. 216 cholera cases occurred among 18,377 control non-vaccinated subjects and 57 cases occurred among 6,249 subjects vaccinated by the conventional parenterally administered vaccine. In contrast, only 6 cholera cases occurred among 12,014 subjects vaccinated by the oral cholera vaccine.