1
Q
ac
A
before meals
2
Q
bid
A
twice daily
3
Q
hs
A
at bedtime
4
Q
pc
A
after meals
5
Q
prn
A
as needed
6
Q
qh
A
every hour
7
Q
qid
A
four times daily
8
Q
tid
A
three times daily
9
Q
wa
A
while awake
