A prescription reads: Sig: 2 tabs po q 4 hrs po prn until gone. The translation of these instructions would be which of the following.
a. Give 2 tablets rectally every 4 hours for pain until all tablets are gone.
b. Give 2 tablets 4 times daily under supervision by the vet until all tablets are gone.
c. Give 2 tablets every 4 hours with food and water until all tablets are gone.
d. Give 2 tablets by mouth every 4 hours as needed until all tablets are gone.
Ans: d. Give 2 tablets by mouth every 4 hours as needed until all tablets are gone.
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