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anaphylactic
allergic reaction characterized by rapid onset of symptoms such as breathing difficulties, low blood pressure, hives, and swelling, requiring immediate medical intervention with epinephrine to prevent fatality.
antagonist effect
When a substance or drug attaches to a receptor and stops it from working normally, so the receptor can't respond to other substances.
aspiration
The process of inhaling or breathing in foreign objects, such as food or liquid, into the lungs instead of the intended pathway of the digestive system.
capsule
A small container made of gelatin or vegetarian materials used to deliver medication or supplements orally for easy swallowing and absorption in the body.
elixir
refers to a clear, sweetened, and flavored liquid medication that contains active ingredients dissolved in a solvent, typically alcohol and water. It is commonly used to administer medications orally.
liniment
A medicinal liquid or lotion applied to the skin to relieve pain or inflammation.
suppository
A solid medical dosage form inserted into the rectum or vagina for localized or systemic effects.
suspension
a liquid dosage form where drug particles are dispersed and need to be shaken before use.
AC
Before meals
Ad lib
as desired
BID
twice a day
cap
capsule
g
gram
gtt
drops
hr / h
hour
ID
intradermal
IM
intramuscular
IV
intravenous
TKVO
to keep vein open
oz
ounce
PC
after meals
PO
By mouth
PR
by rectum
PRN
as needed
q
every
QID
four times a day
TID
three times a day
BID
twice a day
SL
sublingual
subcut
subcutaneously
stat
immediately
susp
suspension
supp
suppository
L
litre
mcg
microgram
mg
milligram
mL
millilitre
Neb
nebulizer
HS
at bedtime
OD
daily
ii
two
Tab
tablet
oint
ointment
mEq
milliequivalent
kg
kilogram
Note 
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