Below you can find the Pasteur's 1881 vaccine for this disease was the first in history that prevented infection Jeopardy Words Answer. The answer to Pasteur's 1881 vaccine for this disease was the first in history that prevented infection has 7 letters. This clue belongs to the Medicine category and is part of Jeopardy Word Level 2378. If you scroll near the bottom you will find other clues and answers part of level 2378