a.c.

before meals

o.s.

left eye

a.d.

right ear

o.u.

both eyes

a.s.

left ear

p.c.

after meals

a.u.

both ears

p.o.

orally

amp.

ampule

p.r.n.

as needed

b.i.d.

twice a day

q.

every

c.

with

q4h, etc

every 4 hours

cap.

capsule

q.i.d.

four times a day

cc

cubic centimeter

q.o.d.

every other day

disp.

dispense

q.s.

a sufficient quantity

g or gm

gram

q4h

every 4 hours etc.

gtt(s).

drops

Rx

recipe

h.

hour

s.i.d.

once a day

h.s.

at bedtime

Sig:

directions to pt.

IM

intramuscular

stat

immediately

IP

intraperitoneal

SubQ, SQ, SC, Subcut

subcutaneous

IV

intravenous

susp.

suspension

lb.

pound

t.i.d.

three times a day

m²

meter squared

tab

tablet

mg.

milligram

tbsp.

tablespoon (15 ml)

ml.

milliliter

tsp.

teaspoon (5 ml)

o.d.

right eye

Ut.dict.

as directed