Sig Codes

common abbreviations in Pharmacy

a.

before

aa

of each

a.c., ac

before meals

a.d.

right ear

a.s.

left ear

a.u.

both ears

a.m.

morning before noon

aq

water

aq. dest

distilled water

b.i.d., BID

twice a day

caps.

capsule

c

with

cc

with meals

d

day

d/c, DC

discontinue

d.t.d.

give of such doses

e.m.p.

in the manner prescribed

et

and

ex aq.

in water

ft.

make

Gm.

grams

gr.

grains

gt.

drop

gtt.

drops

h, H, hr.

hour

h.s., HS

at bedtime

inj

injection

i.m., I.M., IM

intramuscularly

m. dict.

as directed

mEq

milliequivalent

mg.

milligram

ml., mL

milliliter

n.

nostril

NKDA

no known drug allergies

non. rep., NR

do not repeat, no refills

NPO

nothing by mouth

o.d., O.D.

in the right eye

o.s., O.S., o.l.

in the left eye

o.u., O.U.

each eye

oint.

ointment

p.c.

after meals

p.e.

equal parts

p.m.

afternoon or evening

p.o.

by mouth

p.r.

rectally

p.r.n

as needed, as occasion arises

p.v.

vaginally

q.d., QD

every day

q___h

every ___ hours

q.i.d., QID

four times a day

q.o.d., QOD

every other day

q.s., QS

a sufficient quantity

q.s. ad

a sufficient quantity to make

s.a.

according to the art

s.q., SubQ, s.c.

subcutaneously

SL

sublingual

ss

one half

s., w/o

without

stat., STAT

immediately

suppos

suppositories

susp.

suspension

syr.

syrup

tab

tablet

tbsp

tablespoonful, tablespoonfuls

t.i.d., TID

three times a day

top

topically

tsp.

teaspoonful, teaspoonfuls

UD, ut. dict.

as directed

ung., ungt.

an ointment