Depends. If the vaccine damages the persons brain so they no longer have empathy, and because they no longer have empathy they engage in evil, then no.

Remember, Christ ordained that the Gospel be preached to all CREATURES!

Not all human's, but all CREATURES(I carefully looked up the original word, and "Creature" is the correct translation). Self aware AI? Can be preached to. A genetically enhanced dog, can be preached to. Space aliens? Can be preached to and etc.