The amount of a cream or ointment to be dispensed for
topical application depends on the body surface area to be treated, the
thickness of the layer to be applied, the number of daily applications, and the
number of days of therapy.
|
body region to be
treated
|
percent BSA
|
grams required for a single application
|
|
anogenital
|
1%
|
1 gram
|
|
face
|
3%
|
1 gram
|
|
one hand
|
3%
|
1 gram
|
|
scalp
|
6%
|
2 grams
|
|
one arm (without hand)
|
7%
|
3 grams
|
|
anterior trunk
|
14%
|
4 grams
|
|
posterior trunk
|
16%
|
4 grams
|
|
one leg, including foot
|
20%
|
5 grams
|
|
whole body
|
100%
|
30 - 40 grams
|
|
body region
|
grams needed for 1 week of therapy
|
|
|
once a day
|
2 times a day
|
3 times a day
|
|
anogenital
|
7
|
15
|
20
|
|
face
|
7
|
15
|
20
|
|
one hand
|
7
|
15
|
20
|
|
scalp
|
15
|
30
|
45
|
|
one arm (without hand)
|
21
|
45
|
60
|
|
anterior trunk
|
30
|
60
|
90
|
|
posterior trunk
|
30
|
60
|
90
|
|
one leg, including foot
|
35
|
70
|
100
|
|
whole body
|
210 - 280
|
450 - 500
|
600 - 1000
|