Dosage Calc Formulas Flashcards
1
Q
q.d.
A
Daily
q = Every…(quisque)
d = Day……(diem)
2
Q
q.o.d.
A
Every Other Day
3
Q
q.h.
A
Every Hour
4
Q
q.2.h / q.3.h / q.4.h
A
Every 2/3/4 Hours
5
Q
b.i.d.
A
Twice a day
b.i. = bi
6
Q
t.i.d.
A
Three times a day
7
Q
q.i.d.
A
Four times a day
8
Q
q.am
A
Every morning
9
Q
h.s.
A
At bedtime
“Hour of Sleep”
10
Q
q.h.s.
A
Every night
11
Q
a.c.
A
Before Meals
a = before (ante)
c = meals (cibum)
12
Q
p.c.
A
After Meals
p = post
c = cibum
13
Q
As Desired
A
as lib
14
Q
PRN
A
When Necessary
Pro Re Nata
15
Q
q.s.
A
As much as required
q = quantity
s = sufficient
16
Q
Stat
A
Immediately
17
Q
C
A
With
18
Q
A
A
Before
19
Q
P
A
After
20
Q
Formula:
A
(Desired Amount / Available Dosage) x Quantity =
21
Q
1 g =
A
1000mg
22
Q
1mg =
A
1000mcg
23
Q
1L =
A
1000mL
24
Q
1kg =
A
2.2lbs
25
Q
1tsp =
A
5mL
26
Q
1tbsp =
A
15mL
27
Q
1oz =
A
30mL
28
Q
1hr =
A
60min
29
Q
Flow Rate =
A
mL / hr
30
Q
1lb =
A
16oz
31
Q
1gr =
A
60mg
