Common Abbreviations in Pharmacology
Terms
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- a
- Before
- aa
- Of each
- ac
- Before meals
- AD
- Right ear
- ad lib
- as desired
- alt dieb
- alternate days
- alt hor
- alternate hours
- alt noc
- alternate nights
- am, AM
- morning
- amt
- amount
- ante
- before
- aq
- Aqueous (water)
- AS
- left ear
- AU
- Both ears
- Ba
- barium
- bid
- twice a day
- C
- 100
- cap(s)
- capsule(s)
- cc
- cubic centimeter
- d
- day
- DC, disc
- discontinue
- d/c, DISC
- discontinue
- disp
- dispense
- dil
- dilute
- dtd#
- give this number
- Dx
- diagnosis
- dr
- dram
- elix
- elixer
- emul
- emulsion
- et
- and
- ext
- extract/external
- Fe
- iron
- fl
- fluid
- G
- gauge
- gal
- gallon
- gr
- grain
- gt
- one drop
- gtt
- two or more drops
- H
- Hour/hypodermic
- hs
- hour of sleep
- IM
- intramuscular
- inj
- injection
- IV
- Intravenous
- k
- potassium
- kg
- Kilogram
- L
- liter
- liq
- liquid
- M ft
- make
- mug
- Microgram
- mg
- milligram
- mL
- milliliter
- mitt#
- give this number
- mm
- millimeter
- noct
- night
- non rep
- do not repeat
- NPO
- nothing by mouth
- NS
- normal saline
- noc
- night
- O
- pint
- od
- once a day/daily
- o m
- every morning
- OS
- left eye
- OU
- both ears
- OTC
- over the counter
- oz
- ounce
- pc
- after meals
- per
- with
- PM
- evening
- po
- by mouth
- prn
- as needed
- pt
- pint
- pulv
- powder
- q
- every
- q2h
- every two hours
- qam
- every morning
- qd
- once a day/everyday
- qh
- every hour
- ahs
- every night
- qid
- four times a day
- qm
- every morning
- qod
- every other day
- ®
- right
- Rx
- take
- s
- without
- SC
- subcutaneous
- SOB
- shortness of breath
- Sig.
- Label as follows/directions
- sl
- Under the tounge
- sol
- solution
- ss
- One-half
- stat
- At once/immediately
- subling
- sublingual
- suppos
- suppository
- susp
- suspension
- syr
- syrup
- T, tbsp
- tablespoon
- tab
- tablet
- tid
- three times a day
- tinc/tr
- tincture
- top
- apply topically
- tsp
- teaspoon
- u
- unit
- ung
- ointment
- ut dict, UD
- as directed
- wt
- weight
- UT
- under the tongue