a.c.
Before meals
amp.
Ampoule or ampule
Ad lib
As desired
bid
Two times a day
cap
Capsule
ml
Milliliter
cm
Cubic meter
dr
Dram
D5LR
Dextrose 5% in Lactated Ringers
fl
fluid
fl dr
Fluid dram
fl oz
Fluid ounce
Gm.
Gram
gr.
Grain
gtt
Drop
“H”
Hypodermic
h.s.
Hour of sleep
IM
Intramuscularly
IV
Intravenously
Kg
Kilogram
L
Liter
lb or #
Pound
m
Minim
mcg
Microgram