p
after
pc
after meals
pc & hs
after meals and at bedtime
pm
afternoon
ad lib
as desired / as much as needed
u.d.
as directed
prn
as needed
ASAP
as soon as possible
hs
at bedtime
ac
before meals
ac & hs
before meals and at bedtime
AU
both ears
OU
both eyes
po; PO
by mouth (orally)
qd; QD
daily / every day
DAW
dispense as written
DS
double strength
q; Q
every
qhs; QHS
every day at bedtime
qpm; QPM
every afternoon/evening
qh; QH
every hour
qam; QAM
every morning
qod; QOD
every other day
qw
every week