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Abbreviations 2
time or frequency of administration
Term | Definition |
---|---|
ac | before food or meals |
AM | morning |
ad lib | as often as needed, freely |
ASAP | as soon as possible |
atc | around the clock |
bid | twice daily |
c | with |
h, hr, or o | hour, at the hour of |
hs | at bedtime |
noc | night |
p | after |
pc | after food or meals |
pc & hs | after meals and at bedtime |
PM | in the afternoon or evening |
prn | as needed |
Q | each or every |
q4h | every 4 hours |
qd | everyday |
qh | every hour |
qhs | every bedtime |
qid | 4 times daily |
qod | every other day |
s | without |
stat | at once or immediately |
tid | three times daily |
UD or ut dict | as directed |
wk | weekly |