Medical Abbreviations for the PTCB Exam | Latest

Medical Abbreviations for the PTCB
Exam | Latest 2026-2027
Q.S. -ANSWER Quantity Sufficient

ss -ANSWER one-half

dr -ANSWER one dram (5mL)

fl oz -ANSWER one fluid ounce (30mL)

t, tsp -ANSWER teaspoonful (5mL)

T, Tbsp -ANSWER tablespoonful (15mL)

cc, cm3 -ANSWER cubic centimeter

gtt(s) -ANSWER drop(s)

IU -ANSWER international units

mcg, ug -ANSWER microgram = 0.000001 g, or 0.001 mg

mEq -ANSWER milliequivalent

gr -ANSWER grain

g -ANSWER gram

mg -ANSWER milligram

kg -ANSWER kilogram

L -ANSWER liter

oz -ANSWER ounce (in terms of weight)

pv -ANSWER in the vagina; vaginally

mL -ANSWER milliliter

qod -ANSWER every other day

qd -ANSWER every day

, bid -ANSWER twice daily

tid -ANSWER three times daily

qid -ANSWER four times daily

am -ANSWER morning

pm, noc -ANSWER at night; in the evening

hs -ANSWER at bedtime

qh -ANSWER every hour

q4h -ANSWER every 4 hours

q6h -ANSWER every 6 hours

q4-6h -ANSWER every 4-6 hours

qw -ANSWER every week

ud, ad, ut dict -ANSWER as directed

stat, asap -ANSWER immediately

c -ANSWER with

s -ANSWER without

ac -ANSWER before meals

pc -ANSWER after meals

p -ANSWER after

prn -ANSWER as needed

ad -ANSWER right ear

as -ANSWER left ear

au -ANSWER both ears

od -ANSWER right eye