Dose and dosing frequency abbreviations used in signa Flashcards
1
Q
q.
A
every
2
Q
h.
A
hour
3
Q
d.
A
day
4
Q
q4h
A
every four hours
5
Q
q.d.
A
every day, once daily
6
Q
q.o.d.
A
every other day
7
Q
bid
A
twice a day
8
Q
t.i.d.
A
three times a day
9
Q
q.i.d
A
four times a day
10
Q
q.w.
A
every week, once weekly
11
Q
a
A
before
12
Q
a.c.
A
before meals
13
Q
ad. lib.
A
as desired
14
Q
a.m.
A
morning, before midday
15
Q
ATC
A
around the clock
16
Q
hold
A
do not give specific dose
17
Q
h.s, hs
A
at bedtime
18
Q
noct.
A
night
19
Q
p.
A
after
20
Q
p.c.
A
after meals
21
Q
p.m.
A
in the evening
22
Q
prn
A
as needed, when needed, as occasion arrives
23
Q
s.o.s
A
if there is a need
24
Q
STAT
A
immediately
25
Q
b.i.w./t.i.w.
A
two times a week/three times a week
