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API Updates

RxNorm API Changes

Approximate Matching

Abbreviations and Acronyms in RxNorm Normalization

The table below contains the abbreviations and acronyms recognized by the RxNorm normalization with the fully expanded names.

Abbreviation Name
acetacetate
acetamacetaminophen
acetaminacetaminophen
acetaminopacetaminophen
acetaminophacetaminophen
acetaminophnacetaminophen
acetamnacetaminophen
acetatacetate
acetylcarnacetylcarnitine
acrivaacrivastine
acrivasacrivastine
ahfantihemophilic factor
alcalcohol
alkalkaloids
allantallantoin
aloaloe
alohaluminum hydroxide
aminocetaminoacetate
amitripamitriptyline
amitriptylinamitriptyline
ammonammonium
amobarbamobarbital
amoxamoxicillin
ampampule
amphetamphetamine
amyamylase
apapacetaminophen
arachidarachidonic
asaaspirin
aspaspartate
atorvastatorvastatin
atropatropine
azophenphenazopyridine
bacitrabacitracin
bacitracbacitracin
bakbenzalkonium
bcnucarmustine
beeswxbeeswax
bellbelladonna
belladbelladonna
benzalkbenzalkonium
benzalkonbenzalkonium
benzobenzocaine
benzocabenzocaine
benzocainbenzocaine
betametbetamethasone
betamethbetamethasone
betamethasonbetamethasone
bicarbbicarbonate
biotbiotin
biphosbiphosphate
bisacbisacodyl
bismbismuth
bismubismuth
bitbitartrate
bitarbitartrate
bpmbrompheniramine
bromphenbrompheniramine
bromphenirbrompheniramine
bromphenirabrompheniramine
bromphenirambrompheniramine
brempheniraminbrompheniramine
bupivbupivacaine
bupivacbupivacaine
butabarbbutabarbital
butalbbutalbital
butalbitbutalbital
caffcaffeine
cafncaffeine
caffeincaffeine
calacalamine
camphcamphor
capcapsule
cap24capsule 24
capsprcapsule sprinkles
carbetcarbetapentane
carbetacarbetapentane
carbetapcarbetapentane
carbetapencarbetapentane
carbetapentcarbetapentane
carbetapentancarbetapentane
carbpntncarbetapentane
carbicarbidopa
carbinoxcarbinoxamine
carboxymethylcellcarboxymethylcellulose
carboxymethylcelluloscarboxymethylcellulose
ccnulomustine
cetylpyrdcetylpyridinium
chewchewable
chlchloride
chlordiazepoxidchlordiazepoxide
chlophedchlophedianol
chlophedianchlophedianol
chlorchlorpheniramine
chlorhexchlorhexidine
chlorhydchlorhydrate
chloridchloride
chloroxychloroxylenol
chloroxylnlchloroxylenol
chlorphchlorpheniramine
chlorphenchlorpheniramine
chlorphenirchlorpheniramine
chlorphenirachlorpheniramine
chlorpheniramichlorpheniramine
chlorpheniraminchlorpheniramine
cholcholine
chondrchondroitin
chondrochondroitin
chondroitchondroitin
chromchromium
cinoxcinoxate
clchloride
clarithclarithromycin
clarithroclarithromycin
clavclavulanate
clotrimclotrimazole
cmb9combination no 9
cmplxcomplex
codcodeine
collcollagen
concconcentrate
cpchlorpheniramine
cpmchlorpheniramine
cpyrdcetylpyridinium
crmcream
crcontrolled release
ctmchlorpheniramine
cuso4copper sulfate
cyclobenzcyclobenzaprine
CYPROHEPTADcyproheptadine
d25wdextrose 25% water
d38wdextrose 38% water
d5wdextrose 5% water
d50wdextrose 50% water
desogdesogestrel
dexamdexamethasone
dexamethdexamethasone
dexbromphendexbrompheniramine
dexbromphenirmndexbrompheniramine
dexbrompheniramindexbrompheniramine
dexchlordexchlorpheniramine
dexchlorphedexchlorpheniramine
dexchlorphendexchlorpheniramine
dexchlorphenirdexchlorpheniramine
dexchlorpheniramdexchlorpheniramine
dextroamphdextroamphetamine
dextroamphetdextroamphetamine
dextromethodextromethorphan
dextromethordextromethorphan
dextromethorpdextromethorphan
dextromethorphdextromethorphan
dextromethorphndextromethorphan
dextrosdextrose
dhcodeinedihydrocodeine
dhcaacdehydrocholic acid
dhedihydroergotamine
diatrdiatrizoate
diphenhydiphenhydramine
diphenhyddiphenhydramine
diphenhydradiphenhydramine
diphenhydramdiphenhydramine
diphenhydramindiphenhydramine
dichlphndichloralphenazone
dipropdipropionate
disoddisodium
disperdispersible
dmdextromethorphan
dossdocusate
doxyldoxylamine
doxylamdoxylamine
doxylammdoxylamine
dphadiphenhydramine
ecenteric coated
echinechinacea
effeffervescent
effereffervescent
effervsceffervescent
elixelixir
emlsnemulsion
emolemollient
emollemollient
emtricemtricitabine
enxenoxaparin
ephedephedrine
epinephepinephrine
erextended release
eryerythromycin
etethinyl
ethethinyl
ethaverethaverine
ethinethinyl
estraestradiol
estradestradiol
eucalypteucalyptus
extextract
fafolic acid
famotfamotidine
fluocinfluocinolone
fumfumarate
fumaratfumarate
gfnguaifenesin
ggguaifenesin
gingginger
glucosaglucosamine
glyglycol
glyburidglyburide
gmgram
grgram
grangranule
guaiacoguaiacolsulfonate
guaiacolsulguaiacolsulfonate
guaiacolsulfguaiacolsulfonate
guaifguaifenesin
guaifenguaifenesin
guaifenesnguaifenesin
guaifnguaifenesin
hhour
hbhydrobromide
hbrhydrobromide
hcodhydrocodone
hclhydrochloride
hctzhydrochlorothiazide
hesphesperidin
hesperhesperidin
homosalhomosalate
hrhour
htphydroxytryptophan
hyalurhyaluronic
hyalurohyaluronate
hyaluronhyaluronate
hydrochlorothiazdehydrochlorothiazide
hydrochlorothiazidhydrochlorothiazide
hydromorhydromorphone
hydroxyhydroxypropl
hyohyoscyamine
hyoshyoscyamine
hyoscyhyoscyamine
hyoscyaminhyoscyamine
inhinhalation
injinjection
inosinositol
inosiinositol
insulninsulin
intravenintravenous
intramuscintramuscular
iothalamiothalamate
iothalamatiothalamate
ipecipecac
isosorbisosorbide
isometheptisometheptene
ivintravenous
kaokaolin
kclpotassium chloride
ketoconazketoconazole
lanlanolin
levodlevodopa
levonorglevonorgestrel
levothyroxinlevothyroxine
lico3lithium carbonate
licorlicorice
lidolidocaine
lidoclidocaine
lidocailidocaine
lidocainlidocaine
liqliquid
lotlotion
lozlozenge
macmacrocrystal
magmagnesium
magnesmagnesium
malmaleate
mandmandelate
mangmanganese
medmedicated
medroxypromedroxyprogesterone
medroxyprogmedroxyprogesterone
medroxyprogestmedroxyprogesterone
meglumeglumine
menthmenthol
meprobammeprobamate
mesylmesylate
methenmethenamine
methscomethscopolamine
methscopmethscopolamine
methscopolmethscopolamine
methscopolamimethscopolamine
methscopolamnmethscopolamine
methylsulfonylmethmethylsulfonylmethane
metoprolmetoprolol
mgohmagnesium hydroxide
microgramMCG
milligramMG
milliliterML
momineral oil
msmmethylsulfonylmethane
mthmethenamine
nasodium
nahco3sodium bicarbonate
naphazonaphazoline
nebnebulization
neomyneomycin
nh4clammonium chloride
nitnitrate
nitrofurnitrofurantoin
nitrofurannitrofurantoin
nitroglycnitroglycerin
norethnorethindrone
norethindnorethindrone
nsnormal saline
ntgnitroglycerin
octinoxoctinoxate
odtorally disintegrating
oinointment
ointointment
ophthophthalmic
osmosmotic
oxbnoxybenzone
oxybenoxybenzone
oxycodonoxycodone
parafparaffin
pdopadimate o
pephenylephrine
pelpellet
peroxperoxide
petnpentaerythritol tetranitrate
phenacetphenacetin
phenazopyphenazopyridine
phenirpheniramine
phenirampheniramine
pheniraminpheniramine
phenobarbphenobarbital
phenylephphenylephrine
phenylpropphenylpropanolamine
phenylpropanolphenylpropanolamine
phenylpropanolamphenylpropanolamine
phenylpropanolaminphenylpropanolamine
phenyltolxphenyltoloxamine
phenyltoloxphenyltoloxamine
phenyltoloxamphenyltoloxamine
phenyltoloxaminphenyltoloxamine
phosphosphate
pilocarppilocarpine
pkpack
pnmpheniramine
po4phosphate
polispolistirix
polistrxpolistirex
polymypolymyxin b
polymyxpolymyxin
polysaccharpolysaccharides
potpotassium
potasspotassium
potassipotassium
ppaphenylpropanolamine
ppdpurify protein derivative
prampramoxine
pramoxnpramoxine
prednisprednisolone
promethpromethazine
proppropylene
proparacproparacaine
propoxyppropoxyphene
propoxyphenpropoxyphene
proteprotease
pspolysaccharide
psepseudoephedrine
pseudefedpseudoephedrine
pseudoephpseudoephedrine
pseudoephdpseudoephedrine
pseudoephepseudoephedrine
pseudoephedpseudoephedrine
pseudoephedrinpseudoephedrine
ptoloxphenyltoloxamine
ptupropylthiouracil
purppurpurea
pwdpowder
pwdrpowder
pyrpyrilamine
pyrazinamidpyrazinamide
pyrilpyrilamine
pyrilapyrilamine
pyrilampyrilamine
pyrilamipyrilamine
pyrilaminpyrilamine
pyrilamnpyrilamine
pyrophospyrophosphate
rapdisrapid dissolve
recombrecombinant
reconreconstituted
rectrectal
resorresorcinol
reserpreserpine
rifampnrifampin
rtlrectal
sasustained action
salsalicylate
salicysalicylate
salicylamsalicylamide
scopscopolamine
scopolscopolamine
scopolamscopolamine
secobarbsecobarbital
seqsequential
shmpshampoo
simetsimethicone
simethsimethicone
simthsimethicone
smzsulfamethoxazole
so4sulfate
solsoluble
solnsolution
spironolactspironolactone
sprinksprinkle
srsustained release
strychstrychnine
subgalsubgallate
sublsublingual
succsuccinate
succinsuccinate
sulfsulfate
sulfacetsulfacetamide
sulfacetmsulfacetamide
sulfadisulfadiazine
sulfamersulfamerazine
sulfamerthazsulfamerazine
sulfamethoxazosulfamethoxazole
sulfamethoxazolsulfamethoxazole
suppsuppository
suppossuppository
suspsuspension
sustsustained
syrsyringe
tabtablet
tantannate
tanntannate
tannstannates
tanntstannates
td24transdermal 24 hours
td72transdermal 72 hours
tdswtransdermal weekly
tenoftenofovir
terephterephthalate
terephthaterephthalate
testosttestosterone
tetrahydroztetrahydrozoline
tetrahydrozoltetrahydrozoline
theoptheophylline
theophylltheophylline
tio2titanium dioxide
tmptrimethoprim
tobramyctobramycin
toptopical
transtransdermal
transdermtransdermal
triamcintriamcinolone
triclotriclosan
trimethtrimethoprim
tripelentripelennamine
triproltriprolidine
trisiltrisilicate
tromethtromethamine
tspathiotepa
ttatartaric acid
undecylundecylate
untunit
ureurea
vaccvaccine
vagvaginal
valsarvalsartan
vcrvincristine
vitvitamin
vlbvinblastine
vwfvon willebrand factor
znzinc
znozinc oxide
znoxzinc oxide
znso4zinc sulfate