caution against

taking a vaccine as a precaution against contracting a disease

the holder has a right to receive interest or dividends n property that your creditor can claim in case you default on your obligation n a department responsible for the security of the institution's property and workers n a guarantee that an obligation will be met n an electrical device that sets off an alarm when someone tries to break in n measures taken as a precaution against theft or espionage or sabotage etc.

taking a vaccine as a precaution against contracting a disease n