ABBREVIATIONS
Q.S.
Quantity Sufficient
ss
one-half
dr
one dram (5mL)
fl oz
one fluid ounce (30mL)
t, tsp
teaspoonful (5mL)
T, Tbsp
tablespoonful (15mL)
cc, cm3
cubic centimeter
gtt(s)
drop(s)
IU
international units
mcg, ug
microgram = 0.000001 g, or 0.001 mg
mEq
milliequivalent
gr
grain
g
, gram
mg
milligram
kg
kilogram
L
liter
oz
ounce (in terms of weight)
pv
in the vagina; vaginally
mL
milliliter
qod
every other day
qd
every day
bid
twice daily
tid
three times daily
qid
four times daily
am
morning
pm, noc
at night; in the evening
hs
at bedtime
qh
every hour