PO on a prsescription stands for by mouth.
"Of the" or "on the"
it means o
O stands for Oxygen.
Omeprazole
open
the o stands for Object
X's and O's are usually found in letters or messages, they stand for Hugs and Kisses.
no
out
What does R & O stand for?
x=kiss o=hug
P O T O stand for