P.O.
by mouth
NPO
nothing by mouth
(A); ax
axillary
(R)
rectal
E.E.N.T.
eye, ears, nose, throat
G.U.
GENITO-URINARY
q (q)
every
qh
every hour
q2h
every 2 hours
q3h, q4h, q5h, q6h, q8h
every 2, 3, 4, 5, 6, & 8 hours
BID (bid)
two times a day
TID (tid)
three times a day
wk.
week
stat
at once/immediately
ad lib
as desired
PRN (prn)
whenever necessary
a.c.
before meals
p.c.
after meals
Noct.
at night
T.P.R.
temperature, pulse, respiration
B/P (B.P.)
blood pressure
V.S.
vital signs
B.M.
bowel movement/defecate
B.R.
bathroom