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sig codes
Time of administration
Question | Answer |
---|---|
a | before |
ac | before meals |
ad lib | at pleasure, freely |
am | morning, before noon |
ATC | Around The Clock |
bid | twice per day |
h, hr | hour |
hs | at bedtime |
noct | at night |
p | after |
pc | after meals |
pm | afternoon, evening |
post-op | postoperative |
pp | after meals |
prn | as needed |
q | each, every |
qd | every day |
qh | every hour |
q4h | every 4 hours |
q6h | every 6 hours |
q8h | every 8 hours |
qid | 4x per day |
qod | every other day |
tid | 3x per day |
wk | week |