Talk:Sokolov's Elixir/@comment-121.222.236.199-20130507105005/@comment-3410662-20130507115014

For the same reason that pouring two random medicines into a vat doesn't combine the effects of both--it doesn't work that way. Also, from what I understand, they don't actually cure the plague, just prevent it.

SPOILERS:

Though at the end, Piero and Sokolov do end up curing the plague.