For protection during the lethal plague, you write on a thin piece of paper, which you swallow:
"O Jesus, Vanquisher of death, save us! O Crux Ave, Spes Unica!"
[Source: p. 41, Means of protection during the period of chastisement, by Isabelle Szczebura].
May Christ our Lord save us from sudden
Saint Joseph, patron saint of a happy death, pray for us!